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<div id="msg">
<dl class="meta">
<dt>Revision</dt> <dd><a href="http://trac.webkit.org/projects/webkit/changeset/206717">206717</a></dd>
<dt>Author</dt> <dd>commit-queue@webkit.org</dd>
<dt>Date</dt> <dd>2016-10-02 07:25:08 -0700 (Sun, 02 Oct 2016)</dd>
</dl>

<h3>Log Message</h3>
<pre>Unreviewed, rolling out <a href="http://trac.webkit.org/projects/webkit/changeset/206716">r206716</a>.
https://bugs.webkit.org/show_bug.cgi?id=162858

It is breaking Mac CMake Debug build (Requested by youenn on
#webkit).

Reverted changeset:

&quot;[Fetch API] Forbid redirection to non-HTTP(s) URL in non-
navigation mode.&quot;
https://bugs.webkit.org/show_bug.cgi?id=162785
http://trac.webkit.org/changeset/206716</pre>

<h3>Modified Paths</h3>
<ul>
<li><a href="#trunkLayoutTestsimportedw3cChangeLog">trunk/LayoutTests/imported/w3c/ChangeLog</a></li>
<li><a href="#trunkLayoutTestsimportedw3cwebplatformtestsfetchapiredirectredirecttodataurlexpectedtxt">trunk/LayoutTests/imported/w3c/web-platform-tests/fetch/api/redirect/redirect-to-dataurl-expected.txt</a></li>
<li><a href="#trunkLayoutTestsimportedw3cwebplatformtestsfetchapiredirectredirecttodataurlworkerexpectedtxt">trunk/LayoutTests/imported/w3c/web-platform-tests/fetch/api/redirect/redirect-to-dataurl-worker-expected.txt</a></li>
<li><a href="#trunkSourceWebCoreChangeLog">trunk/Source/WebCore/ChangeLog</a></li>
<li><a href="#trunkSourceWebCoreWebCorexcodeprojprojectpbxproj">trunk/Source/WebCore/WebCore.xcodeproj/project.pbxproj</a></li>
<li><a href="#trunkSourceWebCoreloaderDocumentThreadableLoadercpp">trunk/Source/WebCore/loader/DocumentThreadableLoader.cpp</a></li>
<li><a href="#trunkSourceWebCoreloaderSubresourceLoadercpp">trunk/Source/WebCore/loader/SubresourceLoader.cpp</a></li>
<li><a href="#trunkSourceWebCoreloadercacheCachedResourceLoadercpp">trunk/Source/WebCore/loader/cache/CachedResourceLoader.cpp</a></li>
<li><a href="#trunkSourceWebCoreloadercacheCachedResourceLoaderh">trunk/Source/WebCore/loader/cache/CachedResourceLoader.h</a></li>
</ul>

</div>
<div id="patch">
<h3>Diff</h3>
<a id="trunkLayoutTestsimportedw3cChangeLog"></a>
<div class="modfile"><h4>Modified: trunk/LayoutTests/imported/w3c/ChangeLog (206716 => 206717)</h4>
<pre class="diff"><span>
<span class="info">--- trunk/LayoutTests/imported/w3c/ChangeLog        2016-10-02 13:59:18 UTC (rev 206716)
+++ trunk/LayoutTests/imported/w3c/ChangeLog        2016-10-02 14:25:08 UTC (rev 206717)
</span><span class="lines">@@ -1,3 +1,18 @@
</span><ins>+2016-10-02  Commit Queue  &lt;commit-queue@webkit.org&gt;
+
+        Unreviewed, rolling out r206716.
+        https://bugs.webkit.org/show_bug.cgi?id=162858
+
+        It is breaking Mac CMake Debug build (Requested by youenn on
+        #webkit).
+
+        Reverted changeset:
+
+        &quot;[Fetch API] Forbid redirection to non-HTTP(s) URL in non-
+        navigation mode.&quot;
+        https://bugs.webkit.org/show_bug.cgi?id=162785
+        http://trac.webkit.org/changeset/206716
+
</ins><span class="cx"> 2016-10-02  Youenn Fablet  &lt;youenn@apple.com&gt;
</span><span class="cx"> 
</span><span class="cx">         [Fetch API] Forbid redirection to non-HTTP(s) URL in non-navigation mode.
</span></span></pre></div>
<a id="trunkLayoutTestsimportedw3cwebplatformtestsfetchapiredirectredirecttodataurlexpectedtxt"></a>
<div class="modfile"><h4>Modified: trunk/LayoutTests/imported/w3c/web-platform-tests/fetch/api/redirect/redirect-to-dataurl-expected.txt (206716 => 206717)</h4>
<pre class="diff"><span>
<span class="info">--- trunk/LayoutTests/imported/w3c/web-platform-tests/fetch/api/redirect/redirect-to-dataurl-expected.txt        2016-10-02 13:59:18 UTC (rev 206716)
+++ trunk/LayoutTests/imported/w3c/web-platform-tests/fetch/api/redirect/redirect-to-dataurl-expected.txt        2016-10-02 14:25:08 UTC (rev 206717)
</span><span class="lines">@@ -4,8 +4,8 @@
</span><span class="cx"> CONSOLE MESSAGE: Cross-origin redirection to data:text/plain;base64,cmVzcG9uc2UncyBib2R5 denied by Cross-Origin Resource Sharing policy: URL is either a non-HTTP URL or contains credentials.
</span><span class="cx"> 
</span><span class="cx"> PASS Testing data URL loading after same-origin redirection (cors mode) 
</span><del>-PASS Testing data URL loading after same-origin redirection (no-cors mode) 
</del><ins>+FAIL Testing data URL loading after same-origin redirection (no-cors mode) assert_unreached: Should have rejected. Reached unreachable code
</ins><span class="cx"> PASS Testing data URL loading after same-origin redirection (same-origin mode) 
</span><span class="cx"> PASS Testing data URL loading after cross-origin redirection (cors mode) 
</span><del>-PASS Testing data URL loading after cross-origin redirection (no-cors mode) 
</del><ins>+FAIL Testing data URL loading after cross-origin redirection (no-cors mode) assert_unreached: Should have rejected. Reached unreachable code
</ins><span class="cx"> 
</span></span></pre></div>
<a id="trunkLayoutTestsimportedw3cwebplatformtestsfetchapiredirectredirecttodataurlworkerexpectedtxt"></a>
<div class="modfile"><h4>Modified: trunk/LayoutTests/imported/w3c/web-platform-tests/fetch/api/redirect/redirect-to-dataurl-worker-expected.txt (206716 => 206717)</h4>
<pre class="diff"><span>
<span class="info">--- trunk/LayoutTests/imported/w3c/web-platform-tests/fetch/api/redirect/redirect-to-dataurl-worker-expected.txt        2016-10-02 13:59:18 UTC (rev 206716)
+++ trunk/LayoutTests/imported/w3c/web-platform-tests/fetch/api/redirect/redirect-to-dataurl-worker-expected.txt        2016-10-02 14:25:08 UTC (rev 206717)
</span><span class="lines">@@ -4,8 +4,8 @@
</span><span class="cx"> CONSOLE MESSAGE: Cross-origin redirection to data:text/plain;base64,cmVzcG9uc2UncyBib2R5 denied by Cross-Origin Resource Sharing policy: URL is either a non-HTTP URL or contains credentials.
</span><span class="cx"> 
</span><span class="cx"> PASS Testing data URL loading after same-origin redirection (cors mode) 
</span><del>-PASS Testing data URL loading after same-origin redirection (no-cors mode) 
</del><ins>+FAIL Testing data URL loading after same-origin redirection (no-cors mode) assert_unreached: Should have rejected. Reached unreachable code
</ins><span class="cx"> PASS Testing data URL loading after same-origin redirection (same-origin mode) 
</span><span class="cx"> PASS Testing data URL loading after cross-origin redirection (cors mode) 
</span><del>-PASS Testing data URL loading after cross-origin redirection (no-cors mode) 
</del><ins>+FAIL Testing data URL loading after cross-origin redirection (no-cors mode) assert_unreached: Should have rejected. Reached unreachable code
</ins><span class="cx"> 
</span></span></pre></div>
<a id="trunkSourceWebCoreChangeLog"></a>
<div class="modfile"><h4>Modified: trunk/Source/WebCore/ChangeLog (206716 => 206717)</h4>
<pre class="diff"><span>
<span class="info">--- trunk/Source/WebCore/ChangeLog        2016-10-02 13:59:18 UTC (rev 206716)
+++ trunk/Source/WebCore/ChangeLog        2016-10-02 14:25:08 UTC (rev 206717)
</span><span class="lines">@@ -1,3 +1,18 @@
</span><ins>+2016-10-02  Commit Queue  &lt;commit-queue@webkit.org&gt;
+
+        Unreviewed, rolling out r206716.
+        https://bugs.webkit.org/show_bug.cgi?id=162858
+
+        It is breaking Mac CMake Debug build (Requested by youenn on
+        #webkit).
+
+        Reverted changeset:
+
+        &quot;[Fetch API] Forbid redirection to non-HTTP(s) URL in non-
+        navigation mode.&quot;
+        https://bugs.webkit.org/show_bug.cgi?id=162785
+        http://trac.webkit.org/changeset/206716
+
</ins><span class="cx"> 2016-10-02  Youenn Fablet  &lt;youenn@apple.com&gt;
</span><span class="cx"> 
</span><span class="cx">         [Fetch API] Forbid redirection to non-HTTP(s) URL in non-navigation mode.
</span></span></pre></div>
<a id="trunkSourceWebCoreWebCorexcodeprojprojectpbxproj"></a>
<div class="modfile"><h4>Modified: trunk/Source/WebCore/WebCore.xcodeproj/project.pbxproj (206716 => 206717)</h4>
<pre class="diff"><span>
<span class="info">--- trunk/Source/WebCore/WebCore.xcodeproj/project.pbxproj        2016-10-02 13:59:18 UTC (rev 206716)
+++ trunk/Source/WebCore/WebCore.xcodeproj/project.pbxproj        2016-10-02 14:25:08 UTC (rev 206717)
</span><span class="lines">@@ -5791,7 +5791,7 @@
</span><span class="cx">                 CE2849871CA360DF00B4A57F /* ContentSecurityPolicyDirectiveNames.h in Headers */ = {isa = PBXBuildFile; fileRef = CE2849861CA360DF00B4A57F /* ContentSecurityPolicyDirectiveNames.h */; };
</span><span class="cx">                 CE2849891CA3614600B4A57F /* ContentSecurityPolicyDirectiveNames.cpp in Sources */ = {isa = PBXBuildFile; fileRef = CE2849881CA3614600B4A57F /* ContentSecurityPolicyDirectiveNames.cpp */; };
</span><span class="cx">                 CE6DADF91C591E6A003F6A88 /* ContentSecurityPolicyResponseHeaders.cpp in Sources */ = {isa = PBXBuildFile; fileRef = CE6DADF71C591E6A003F6A88 /* ContentSecurityPolicyResponseHeaders.cpp */; };
</span><del>-                CE6DADFA1C591E6A003F6A88 /* ContentSecurityPolicyResponseHeaders.h in Headers */ = {isa = PBXBuildFile; fileRef = CE6DADF81C591E6A003F6A88 /* ContentSecurityPolicyResponseHeaders.h */; settings = {ATTRIBUTES = (Private, ); }; };
</del><ins>+                CE6DADFA1C591E6A003F6A88 /* ContentSecurityPolicyResponseHeaders.h in Headers */ = {isa = PBXBuildFile; fileRef = CE6DADF81C591E6A003F6A88 /* ContentSecurityPolicyResponseHeaders.h */; };
</ins><span class="cx">                 CE799F971C6A46BC0097B518 /* ContentSecurityPolicySourceList.cpp in Sources */ = {isa = PBXBuildFile; fileRef = CE799F951C6A46BC0097B518 /* ContentSecurityPolicySourceList.cpp */; };
</span><span class="cx">                 CE799F981C6A46BC0097B518 /* ContentSecurityPolicySourceList.h in Headers */ = {isa = PBXBuildFile; fileRef = CE799F961C6A46BC0097B518 /* ContentSecurityPolicySourceList.h */; };
</span><span class="cx">                 CE799F9B1C6A4BCD0097B518 /* ContentSecurityPolicyDirectiveList.cpp in Sources */ = {isa = PBXBuildFile; fileRef = CE799F991C6A4BCD0097B518 /* ContentSecurityPolicyDirectiveList.cpp */; };
</span></span></pre></div>
<a id="trunkSourceWebCoreloaderDocumentThreadableLoadercpp"></a>
<div class="modfile"><h4>Modified: trunk/Source/WebCore/loader/DocumentThreadableLoader.cpp (206716 => 206717)</h4>
<pre class="diff"><span>
<span class="info">--- trunk/Source/WebCore/loader/DocumentThreadableLoader.cpp        2016-10-02 13:59:18 UTC (rev 206716)
+++ trunk/Source/WebCore/loader/DocumentThreadableLoader.cpp        2016-10-02 14:25:08 UTC (rev 206717)
</span><span class="lines">@@ -216,11 +216,6 @@
</span><span class="cx">     client.didFail(ResourceError(errorDomainWebKitInternal, 0, url, &quot;Cross-origin redirection denied by Cross-Origin Resource Sharing policy.&quot;, ResourceError::Type::AccessControl));
</span><span class="cx"> }
</span><span class="cx"> 
</span><del>-static inline void reportRedirectionWithBadScheme(ThreadableLoaderClient&amp; client, const URL&amp; url)
-{
-    client.didFail(ResourceError(errorDomainWebKitInternal, 0, url, &quot;Redirection to URL with a scheme that is not HTTP(S).&quot;, ResourceError::Type::AccessControl));
-}
-
</del><span class="cx"> void DocumentThreadableLoader::redirectReceived(CachedResource* resource, ResourceRequest&amp; request, const ResourceResponse&amp; redirectResponse)
</span><span class="cx"> {
</span><span class="cx">     ASSERT(m_client);
</span><span class="lines">@@ -227,16 +222,6 @@
</span><span class="cx">     ASSERT_UNUSED(resource, resource == m_resource);
</span><span class="cx"> 
</span><span class="cx">     Ref&lt;DocumentThreadableLoader&gt; protectedThis(*this);
</span><del>-
-    // FIXME: We restrict this check to Fetch API for the moment, as this might disrupt WorkerScriptLoader.
-    // Reassess this check based on https://github.com/whatwg/fetch/issues/393 discussions.
-    // We should also disable that check in navigation mode.
-    if (!request.url().protocolIsInHTTPFamily() &amp;&amp; m_options.initiator == cachedResourceRequestInitiators().fetch) {
-        reportRedirectionWithBadScheme(*m_client, request.url());
-        clearResource();
-        return;
-    }
-
</del><span class="cx">     if (!isAllowedByContentSecurityPolicy(request.url(), redirectResponse.isNull() ? ContentSecurityPolicy::RedirectResponseReceived::No : ContentSecurityPolicy::RedirectResponseReceived::Yes)) {
</span><span class="cx">         reportContentSecurityPolicyError(*m_client, redirectResponse.url());
</span><span class="cx">         clearResource();
</span></span></pre></div>
<a id="trunkSourceWebCoreloaderSubresourceLoadercpp"></a>
<div class="modfile"><h4>Modified: trunk/Source/WebCore/loader/SubresourceLoader.cpp (206716 => 206717)</h4>
<pre class="diff"><span>
<span class="info">--- trunk/Source/WebCore/loader/SubresourceLoader.cpp        2016-10-02 13:59:18 UTC (rev 206716)
+++ trunk/Source/WebCore/loader/SubresourceLoader.cpp        2016-10-02 14:25:08 UTC (rev 206717)
</span><span class="lines">@@ -200,7 +200,7 @@
</span><span class="cx">                 m_frame-&gt;page()-&gt;diagnosticLoggingClient().logDiagnosticMessageWithResult(DiagnosticLoggingKeys::cachedResourceRevalidationKey(), emptyString(), DiagnosticLoggingResultFail, ShouldSample::Yes);
</span><span class="cx">         }
</span><span class="cx"> 
</span><del>-        if (!m_documentLoader-&gt;cachedResourceLoader().canRequestAfterRedirection(m_resource-&gt;type(), newRequest.url(), options())) {
</del><ins>+        if (!m_documentLoader-&gt;cachedResourceLoader().canRequest(m_resource-&gt;type(), newRequest.url(), options(), false /* forPreload */, true /* didReceiveRedirectResponse */)) {
</ins><span class="cx">             cancel();
</span><span class="cx">             return;
</span><span class="cx">         }
</span></span></pre></div>
<a id="trunkSourceWebCoreloadercacheCachedResourceLoadercpp"></a>
<div class="modfile"><h4>Modified: trunk/Source/WebCore/loader/cache/CachedResourceLoader.cpp (206716 => 206717)</h4>
<pre class="diff"><span>
<span class="info">--- trunk/Source/WebCore/loader/cache/CachedResourceLoader.cpp        2016-10-02 13:59:18 UTC (rev 206716)
+++ trunk/Source/WebCore/loader/cache/CachedResourceLoader.cpp        2016-10-02 14:25:08 UTC (rev 206717)
</span><span class="lines">@@ -183,7 +183,7 @@
</span><span class="cx">             if (Document* document = frame-&gt;document())
</span><span class="cx">                 document-&gt;contentSecurityPolicy()-&gt;upgradeInsecureRequestIfNeeded(request.mutableResourceRequest(), ContentSecurityPolicy::InsecureRequestType::Load);
</span><span class="cx">             URL requestURL = request.resourceRequest().url();
</span><del>-            if (requestURL.isValid() &amp;&amp; canRequest(CachedResource::ImageResource, requestURL, request))
</del><ins>+            if (requestURL.isValid() &amp;&amp; canRequest(CachedResource::ImageResource, requestURL, request.options(), request.forPreload()))
</ins><span class="cx">                 PingLoader::loadImage(*frame, requestURL);
</span><span class="cx">             return nullptr;
</span><span class="cx">         }
</span><span class="lines">@@ -333,10 +333,6 @@
</span><span class="cx"> 
</span><span class="cx"> bool CachedResourceLoader::checkInsecureContent(CachedResource::Type type, const URL&amp; url) const
</span><span class="cx"> {
</span><del>-
-    if (!canRequestInContentDispositionAttachmentSandbox(type, url))
-        return false;
-
</del><span class="cx">     switch (type) {
</span><span class="cx">     case CachedResource::Script:
</span><span class="cx"> #if ENABLE(XSLT)
</span><span class="lines">@@ -383,8 +379,13 @@
</span><span class="cx">     return true;
</span><span class="cx"> }
</span><span class="cx"> 
</span><del>-bool CachedResourceLoader::allowedByContentSecurityPolicy(CachedResource::Type type, const URL&amp; url, const ResourceLoaderOptions&amp; options, ContentSecurityPolicy::RedirectResponseReceived redirectResponseReceived)
</del><ins>+static inline bool isSameOriginDataURL(const URL&amp; url, const ResourceLoaderOptions&amp; options, bool didReceiveRedirectResponse)
</ins><span class="cx"> {
</span><ins>+    return !didReceiveRedirectResponse &amp;&amp; url.protocolIsData() &amp;&amp; options.sameOriginDataURLFlag == SameOriginDataURLFlag::Set;
+}
+
+bool CachedResourceLoader::allowedByContentSecurityPolicy(CachedResource::Type type, const URL&amp; url, const ResourceLoaderOptions&amp; options, bool didReceiveRedirectResponse)
+{
</ins><span class="cx">     if (options.contentSecurityPolicyImposition == ContentSecurityPolicyImposition::SkipPolicyCheck)
</span><span class="cx">         return true;
</span><span class="cx"> 
</span><span class="lines">@@ -391,6 +392,8 @@
</span><span class="cx">     ASSERT(m_document);
</span><span class="cx">     ASSERT(m_document-&gt;contentSecurityPolicy());
</span><span class="cx"> 
</span><ins>+    auto redirectResponseReceived = didReceiveRedirectResponse ? ContentSecurityPolicy::RedirectResponseReceived::Yes : ContentSecurityPolicy::RedirectResponseReceived::No;
+
</ins><span class="cx">     switch (type) {
</span><span class="cx"> #if ENABLE(XSLT)
</span><span class="cx">     case CachedResource::XSLStyleSheet:
</span><span class="lines">@@ -427,33 +430,25 @@
</span><span class="cx">     default:
</span><span class="cx">         ASSERT_NOT_REACHED();
</span><span class="cx">     }
</span><del>-
</del><span class="cx">     return true;
</span><span class="cx"> }
</span><span class="cx"> 
</span><del>-static inline bool isSameOriginDataURL(const URL&amp; url, const ResourceLoaderOptions&amp; options)
</del><ins>+bool CachedResourceLoader::canRequest(CachedResource::Type type, const URL&amp; url, const ResourceLoaderOptions&amp; options, bool forPreload, bool didReceiveRedirectResponse)
</ins><span class="cx"> {
</span><del>-    // FIXME: Remove same-origin data URL flag since it was removed from fetch spec (https://github.com/whatwg/fetch/issues/381).
-    return url.protocolIsData() &amp;&amp; options.sameOriginDataURLFlag == SameOriginDataURLFlag::Set;
-}
-
-bool CachedResourceLoader::canRequest(CachedResource::Type type, const URL&amp; url, const CachedResourceRequest&amp; request)
-{
-    auto&amp; options = request.options();
-
</del><span class="cx">     if (document() &amp;&amp; !document()-&gt;securityOrigin()-&gt;canDisplay(url)) {
</span><del>-        if (!request.forPreload())
</del><ins>+        if (!forPreload)
</ins><span class="cx">             FrameLoader::reportLocalLoadFailed(frame(), url.stringCenterEllipsizedToLength());
</span><span class="cx">         LOG(ResourceLoading, &quot;CachedResourceLoader::requestResource URL was not allowed by SecurityOrigin::canDisplay&quot;);
</span><span class="cx">         return false;
</span><span class="cx">     }
</span><span class="cx"> 
</span><del>-    if (options.mode == FetchOptions::Mode::SameOrigin &amp;&amp; !m_document-&gt;securityOrigin()-&gt;canRequest(url) &amp;&amp; !isSameOriginDataURL(url, options)) {
</del><ins>+    // FIXME: Remove same-origin data URL flag since it was removed from fetch spec (see https://github.com/whatwg/fetch/issues/381).
+    if (options.mode == FetchOptions::Mode::SameOrigin &amp;&amp; !isSameOriginDataURL(url, options, didReceiveRedirectResponse) &amp;&amp; !m_document-&gt;securityOrigin()-&gt;canRequest(url)) {
</ins><span class="cx">         printAccessDeniedMessage(url);
</span><span class="cx">         return false;
</span><span class="cx">     }
</span><span class="cx"> 
</span><del>-    if (!allowedByContentSecurityPolicy(type, url, options, ContentSecurityPolicy::RedirectResponseReceived::No))
</del><ins>+    if (!allowedByContentSecurityPolicy(type, url, options, didReceiveRedirectResponse))
</ins><span class="cx">         return false;
</span><span class="cx"> 
</span><span class="cx">     // SVG Images have unique security rules that prevent all subresource requests except for data urls.
</span><span class="lines">@@ -462,38 +457,14 @@
</span><span class="cx">             return false;
</span><span class="cx">     }
</span><span class="cx"> 
</span><del>-    // Last of all, check for insecure content. We do this last so that when folks block insecure content with a CSP policy, they don't get a warning.
-    // They'll still get a warning in the console about CSP blocking the load.
-
-    // FIXME: Should we consider whether the request is for preload here?
-    if (!checkInsecureContent(type, url))
</del><ins>+    if (!canRequestInContentDispositionAttachmentSandbox(type, url))
</ins><span class="cx">         return false;
</span><span class="cx"> 
</span><del>-    return true;
-}
</del><ins>+    // Last of all, check for insecure content. We do this last so that when
+    // folks block insecure content with a CSP policy, they don't get a warning.
+    // They'll still get a warning in the console about CSP blocking the load.
</ins><span class="cx"> 
</span><del>-// FIXME: Should we find a way to know whether the redirection is for a preload request like we do for CachedResourceLoader::canRequest?
-bool CachedResourceLoader::canRequestAfterRedirection(CachedResource::Type type, const URL&amp; url, const ResourceLoaderOptions&amp; options)
-{
-    if (document() &amp;&amp; !document()-&gt;securityOrigin()-&gt;canDisplay(url)) {
-        FrameLoader::reportLocalLoadFailed(frame(), url.stringCenterEllipsizedToLength());
-        LOG(ResourceLoading, &quot;CachedResourceLoader::requestResource URL was not allowed by SecurityOrigin::canDisplay&quot;);
-        return false;
-    }
-
-    // FIXME: According to https://fetch.spec.whatwg.org/#http-redirect-fetch, we should check that the URL is HTTP(s) except if in navigation mode.
-    // But we currently allow at least data URLs to be loaded.
-
-    if (options.mode == FetchOptions::Mode::SameOrigin &amp;&amp; !m_document-&gt;securityOrigin()-&gt;canRequest(url)) {
-        printAccessDeniedMessage(url);
-        return false;
-    }
-
-    if (!allowedByContentSecurityPolicy(type, url, options, ContentSecurityPolicy::RedirectResponseReceived::Yes))
-        return false;
-
-    // Last of all, check for insecure content. We do this last so that when folks block insecure content with a CSP policy, they don't get a warning.
-    // They'll still get a warning in the console about CSP blocking the load.
</del><ins>+    // FIXME: Should we consider forPreload here?
</ins><span class="cx">     if (!checkInsecureContent(type, url))
</span><span class="cx">         return false;
</span><span class="cx"> 
</span><span class="lines">@@ -503,7 +474,7 @@
</span><span class="cx"> bool CachedResourceLoader::canRequestInContentDispositionAttachmentSandbox(CachedResource::Type type, const URL&amp; url) const
</span><span class="cx"> {
</span><span class="cx">     Document* document;
</span><del>-
</del><ins>+    
</ins><span class="cx">     // FIXME: Do we want to expand this to all resource types that the mixed content checker would consider active content?
</span><span class="cx">     switch (type) {
</span><span class="cx">     case CachedResource::MainResource:
</span><span class="lines">@@ -653,8 +624,7 @@
</span><span class="cx"> 
</span><span class="cx">     prepareFetch(type, request);
</span><span class="cx"> 
</span><del>-    // We are passing url as well as request, as request url may contain a fragment identifier.
-    if (!canRequest(type, url, request)) {
</del><ins>+    if (!canRequest(type, url, request.options(), request.forPreload())) {
</ins><span class="cx">         RELEASE_LOG_IF_ALLOWED(&quot;requestResource: Not allowed to request resource (frame = %p)&quot;, frame());
</span><span class="cx">         return nullptr;
</span><span class="cx">     }
</span></span></pre></div>
<a id="trunkSourceWebCoreloadercacheCachedResourceLoaderh"></a>
<div class="modfile"><h4>Modified: trunk/Source/WebCore/loader/cache/CachedResourceLoader.h (206716 => 206717)</h4>
<pre class="diff"><span>
<span class="info">--- trunk/Source/WebCore/loader/cache/CachedResourceLoader.h        2016-10-02 13:59:18 UTC (rev 206716)
+++ trunk/Source/WebCore/loader/cache/CachedResourceLoader.h        2016-10-02 14:25:08 UTC (rev 206717)
</span><span class="lines">@@ -30,7 +30,6 @@
</span><span class="cx"> #include &quot;CachedResource.h&quot;
</span><span class="cx"> #include &quot;CachedResourceHandle.h&quot;
</span><span class="cx"> #include &quot;CachedResourceRequest.h&quot;
</span><del>-#include &quot;ContentSecurityPolicy.h&quot;
</del><span class="cx"> #include &quot;ResourceLoadPriority.h&quot;
</span><span class="cx"> #include &quot;ResourceTimingInformation.h&quot;
</span><span class="cx"> #include &quot;Timer.h&quot;
</span><span class="lines">@@ -123,7 +122,7 @@
</span><span class="cx">     void loadDone(CachedResource*, bool shouldPerformPostLoadActions = true);
</span><span class="cx"> 
</span><span class="cx">     WEBCORE_EXPORT void garbageCollectDocumentResources();
</span><del>-
</del><ins>+    
</ins><span class="cx">     void incrementRequestCount(const CachedResource&amp;);
</span><span class="cx">     void decrementRequestCount(const CachedResource&amp;);
</span><span class="cx">     int requestCount() const { return m_requestCount; }
</span><span class="lines">@@ -136,8 +135,7 @@
</span><span class="cx">     void checkForPendingPreloads();
</span><span class="cx">     void printPreloadStats();
</span><span class="cx"> 
</span><del>-    bool canRequest(CachedResource::Type, const URL&amp;, const CachedResourceRequest&amp;);
-    bool canRequestAfterRedirection(CachedResource::Type, const URL&amp;, const ResourceLoaderOptions&amp;);
</del><ins>+    bool canRequest(CachedResource::Type, const URL&amp;, const ResourceLoaderOptions&amp;, bool forPreload = false, bool didReceiveRedirectResponse = false);
</ins><span class="cx"> 
</span><span class="cx">     static const ResourceLoaderOptions&amp; defaultCachedResourceOptions();
</span><span class="cx"> 
</span><span class="lines">@@ -166,7 +164,7 @@
</span><span class="cx"> 
</span><span class="cx">     bool shouldContinueAfterNotifyingLoadedFromMemoryCache(const CachedResourceRequest&amp;, CachedResource*);
</span><span class="cx">     bool checkInsecureContent(CachedResource::Type, const URL&amp;) const;
</span><del>-    bool allowedByContentSecurityPolicy(CachedResource::Type, const URL&amp;, const ResourceLoaderOptions&amp;, ContentSecurityPolicy::RedirectResponseReceived);
</del><ins>+    bool allowedByContentSecurityPolicy(CachedResource::Type, const URL&amp;, const ResourceLoaderOptions&amp;, bool);
</ins><span class="cx"> 
</span><span class="cx">     void performPostLoadActions();
</span><span class="cx"> 
</span></span></pre>
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