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<dt>Revision</dt> <dd><a href="http://trac.webkit.org/projects/webkit/changeset/191420">191420</a></dd>
<dt>Author</dt> <dd>andersca@apple.com</dd>
<dt>Date</dt> <dd>2015-10-21 17:46:20 -0700 (Wed, 21 Oct 2015)</dd>
</dl>

<h3>Log Message</h3>
<pre>Remove dead MHTML code
https://bugs.webkit.org/show_bug.cgi?id=150426

Reviewed by Tim Horton.

* loader/archive/mhtml/MHTMLArchive.cpp:
(WebCore::MHTMLArchive::generateMHTMLData):
(WebCore::MHTMLArchive::generateMHTMLDataUsingBinaryEncoding): Deleted.
* loader/archive/mhtml/MHTMLArchive.h:</pre>

<h3>Modified Paths</h3>
<ul>
<li><a href="#trunkSourceWebCoreChangeLog">trunk/Source/WebCore/ChangeLog</a></li>
<li><a href="#trunkSourceWebCoreloaderarchivemhtmlMHTMLArchivecpp">trunk/Source/WebCore/loader/archive/mhtml/MHTMLArchive.cpp</a></li>
<li><a href="#trunkSourceWebCoreloaderarchivemhtmlMHTMLArchiveh">trunk/Source/WebCore/loader/archive/mhtml/MHTMLArchive.h</a></li>
</ul>

</div>
<div id="patch">
<h3>Diff</h3>
<a id="trunkSourceWebCoreChangeLog"></a>
<div class="modfile"><h4>Modified: trunk/Source/WebCore/ChangeLog (191419 => 191420)</h4>
<pre class="diff"><span>
<span class="info">--- trunk/Source/WebCore/ChangeLog        2015-10-22 00:31:23 UTC (rev 191419)
+++ trunk/Source/WebCore/ChangeLog        2015-10-22 00:46:20 UTC (rev 191420)
</span><span class="lines">@@ -1,3 +1,15 @@
</span><ins>+2015-10-21  Anders Carlsson  &lt;andersca@apple.com&gt;
+
+        Remove dead MHTML code
+        https://bugs.webkit.org/show_bug.cgi?id=150426
+
+        Reviewed by Tim Horton.
+
+        * loader/archive/mhtml/MHTMLArchive.cpp:
+        (WebCore::MHTMLArchive::generateMHTMLData):
+        (WebCore::MHTMLArchive::generateMHTMLDataUsingBinaryEncoding): Deleted.
+        * loader/archive/mhtml/MHTMLArchive.h:
+
</ins><span class="cx"> 2015-10-21  Dean Jackson  &lt;dino@apple.com&gt;
</span><span class="cx"> 
</span><span class="cx">         Null dereference loading Blink layout test svg/filters/display-none-filter-primitive.html
</span></span></pre></div>
<a id="trunkSourceWebCoreloaderarchivemhtmlMHTMLArchivecpp"></a>
<div class="modfile"><h4>Modified: trunk/Source/WebCore/loader/archive/mhtml/MHTMLArchive.cpp (191419 => 191420)</h4>
<pre class="diff"><span>
<span class="info">--- trunk/Source/WebCore/loader/archive/mhtml/MHTMLArchive.cpp        2015-10-22 00:31:23 UTC (rev 191419)
+++ trunk/Source/WebCore/loader/archive/mhtml/MHTMLArchive.cpp        2015-10-22 00:46:20 UTC (rev 191420)
</span><span class="lines">@@ -59,7 +59,6 @@
</span><span class="cx"> 
</span><span class="cx"> const char* const quotedPrintable = &quot;quoted-printable&quot;;
</span><span class="cx"> const char* const base64 = &quot;base64&quot;;
</span><del>-const char* const binary = &quot;binary&quot;;
</del><span class="cx"> 
</span><span class="cx"> static String generateRandomBoundary()
</span><span class="cx"> {
</span><span class="lines">@@ -133,16 +132,6 @@
</span><span class="cx"> 
</span><span class="cx"> PassRefPtr&lt;SharedBuffer&gt; MHTMLArchive::generateMHTMLData(Page* page)
</span><span class="cx"> {
</span><del>-    return generateMHTMLData(page, false);
-}
-
-PassRefPtr&lt;SharedBuffer&gt; MHTMLArchive::generateMHTMLDataUsingBinaryEncoding(Page* page)
-{
-    return generateMHTMLData(page, true);
-}
-
-PassRefPtr&lt;SharedBuffer&gt; MHTMLArchive::generateMHTMLData(Page* page, bool useBinaryEncoding)
-{
</del><span class="cx">     Vector&lt;PageSerializer::Resource&gt; resources;
</span><span class="cx">     PageSerializer pageSerializer(&amp;resources);
</span><span class="cx">     pageSerializer.serialize(page);
</span><span class="lines">@@ -183,9 +172,7 @@
</span><span class="cx">         stringBuilder.append(resource.mimeType);
</span><span class="cx"> 
</span><span class="cx">         const char* contentEncoding = nullptr;
</span><del>-        if (useBinaryEncoding)
-            contentEncoding = binary;
-        else if (MIMETypeRegistry::isSupportedJavaScriptMIMEType(resource.mimeType) || MIMETypeRegistry::isSupportedNonImageMIMEType(resource.mimeType))
</del><ins>+        if (MIMETypeRegistry::isSupportedJavaScriptMIMEType(resource.mimeType) || MIMETypeRegistry::isSupportedNonImageMIMEType(resource.mimeType))
</ins><span class="cx">             contentEncoding = quotedPrintable;
</span><span class="cx">         else
</span><span class="cx">             contentEncoding = base64;
</span><span class="lines">@@ -199,36 +186,27 @@
</span><span class="cx">         asciiString = stringBuilder.toString().utf8();
</span><span class="cx">         mhtmlData-&gt;append(asciiString.data(), asciiString.length());
</span><span class="cx"> 
</span><del>-        if (!strcmp(contentEncoding, binary)) {
-            const char* data;
-            size_t position = 0;
-            while (size_t length = resource.data-&gt;getSomeData(data, position)) {
-                mhtmlData-&gt;append(data, length);
-                position += length;
-            }
</del><ins>+        // FIXME: ideally we would encode the content as a stream without having to fetch it all.
+        const char* data = resource.data-&gt;data();
+        size_t dataLength = resource.data-&gt;size();
+        Vector&lt;char&gt; encodedData;
+        if (!strcmp(contentEncoding, quotedPrintable)) {
+            quotedPrintableEncode(data, dataLength, encodedData);
+            mhtmlData-&gt;append(encodedData.data(), encodedData.size());
+            mhtmlData-&gt;append(&quot;\r\n&quot;, 2);
</ins><span class="cx">         } else {
</span><del>-            // FIXME: ideally we would encode the content as a stream without having to fetch it all.
-            const char* data = resource.data-&gt;data();
-            size_t dataLength = resource.data-&gt;size();
-            Vector&lt;char&gt; encodedData;
-            if (!strcmp(contentEncoding, quotedPrintable)) {
-                quotedPrintableEncode(data, dataLength, encodedData);
-                mhtmlData-&gt;append(encodedData.data(), encodedData.size());
</del><ins>+            ASSERT(!strcmp(contentEncoding, base64));
+            // We are not specifying insertLFs = true below as it would cut the lines with LFs and MHTML requires CRLFs.
+            base64Encode(data, dataLength, encodedData);
+            const size_t maximumLineLength = 76;
+            size_t index = 0;
+            size_t encodedDataLength = encodedData.size();
+            do {
+                size_t lineLength = std::min(encodedDataLength - index, maximumLineLength);
+                mhtmlData-&gt;append(encodedData.data() + index, lineLength);
</ins><span class="cx">                 mhtmlData-&gt;append(&quot;\r\n&quot;, 2);
</span><del>-            } else {
-                ASSERT(!strcmp(contentEncoding, base64));
-                // We are not specifying insertLFs = true below as it would cut the lines with LFs and MHTML requires CRLFs.
-                base64Encode(data, dataLength, encodedData);
-                const size_t maximumLineLength = 76;
-                size_t index = 0;
-                size_t encodedDataLength = encodedData.size();
-                do {
-                    size_t lineLength = std::min(encodedDataLength - index, maximumLineLength);
-                    mhtmlData-&gt;append(encodedData.data() + index, lineLength);
-                    mhtmlData-&gt;append(&quot;\r\n&quot;, 2);
-                    index += maximumLineLength;
-                } while (index &lt; encodedDataLength);
-            }
</del><ins>+                index += maximumLineLength;
+            } while (index &lt; encodedDataLength);
</ins><span class="cx">         }
</span><span class="cx">     }
</span><span class="cx"> 
</span></span></pre></div>
<a id="trunkSourceWebCoreloaderarchivemhtmlMHTMLArchiveh"></a>
<div class="modfile"><h4>Modified: trunk/Source/WebCore/loader/archive/mhtml/MHTMLArchive.h (191419 => 191420)</h4>
<pre class="diff"><span>
<span class="info">--- trunk/Source/WebCore/loader/archive/mhtml/MHTMLArchive.h        2015-10-22 00:31:23 UTC (rev 191419)
+++ trunk/Source/WebCore/loader/archive/mhtml/MHTMLArchive.h        2015-10-22 00:46:20 UTC (rev 191420)
</span><span class="lines">@@ -49,8 +49,6 @@
</span><span class="cx">     static PassRefPtr&lt;MHTMLArchive&gt; create(const URL&amp;, SharedBuffer*);
</span><span class="cx"> 
</span><span class="cx">     static PassRefPtr&lt;SharedBuffer&gt; generateMHTMLData(Page*);
</span><del>-    // Binary encoding results in smaller MHTML files but they might not work in other browsers.
-    static PassRefPtr&lt;SharedBuffer&gt; generateMHTMLDataUsingBinaryEncoding(Page*);
</del><span class="cx"> 
</span><span class="cx">     virtual ~MHTMLArchive();
</span><span class="cx"> 
</span></span></pre>
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