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<dt>Revision</dt> <dd><a href="http://trac.webkit.org/projects/webkit/changeset/183832">183832</a></dd>
<dt>Author</dt> <dd>achristensen@apple.com</dd>
<dt>Date</dt> <dd>2015-05-05 15:20:34 -0700 (Tue, 05 May 2015)</dd>
</dl>

<h3>Log Message</h3>
<pre>[Content Extensions] Use less memory to store the json input.
https://bugs.webkit.org/show_bug.cgi?id=144604

Reviewed by Benjamin Poulain.

Source/WebCore:

* contentextensions/ContentExtensionCompiler.cpp:
(WebCore::ContentExtensions::compileRuleList):
* contentextensions/ContentExtensionCompiler.h:
(WebCore::ContentExtensions::loadEncodedRules):
Don't copy strings as much or keep them alive after done using them.

Source/WebKit2:

* UIProcess/API/APIUserContentExtensionStore.cpp:
(API::compiledToFile):
(API::UserContentExtensionStore::compileContentExtension):
* UIProcess/API/APIUserContentExtensionStore.h:
Don't copy strings as much or keep them alive after done using them.

Tools:

* MiniBrowser/mac/ExtensionManagerWindowController.m:
(-[ExtensionManagerWindowController add:]):
* TestWebKitAPI/Tests/WebCore/ContentExtensions.cpp:
(TestWebKitAPI::InMemoryCompiledContentExtension::createFromFilter):
* WebKitTestRunner/mac/TestControllerMac.mm:
(WTR::TestController::platformConfigureViewForTest):</pre>

<h3>Modified Paths</h3>
<ul>
<li><a href="#trunkSourceWebCoreChangeLog">trunk/Source/WebCore/ChangeLog</a></li>
<li><a href="#trunkSourceWebCorecontentextensionsContentExtensionCompilercpp">trunk/Source/WebCore/contentextensions/ContentExtensionCompiler.cpp</a></li>
<li><a href="#trunkSourceWebCorecontentextensionsContentExtensionCompilerh">trunk/Source/WebCore/contentextensions/ContentExtensionCompiler.h</a></li>
<li><a href="#trunkSourceWebKit2ChangeLog">trunk/Source/WebKit2/ChangeLog</a></li>
<li><a href="#trunkSourceWebKit2UIProcessAPIAPIUserContentExtensionStorecpp">trunk/Source/WebKit2/UIProcess/API/APIUserContentExtensionStore.cpp</a></li>
<li><a href="#trunkSourceWebKit2UIProcessAPIAPIUserContentExtensionStoreh">trunk/Source/WebKit2/UIProcess/API/APIUserContentExtensionStore.h</a></li>
<li><a href="#trunkToolsChangeLog">trunk/Tools/ChangeLog</a></li>
<li><a href="#trunkToolsTestWebKitAPITestsWebCoreContentExtensionscpp">trunk/Tools/TestWebKitAPI/Tests/WebCore/ContentExtensions.cpp</a></li>
</ul>

</div>
<div id="patch">
<h3>Diff</h3>
<a id="trunkSourceWebCoreChangeLog"></a>
<div class="modfile"><h4>Modified: trunk/Source/WebCore/ChangeLog (183831 => 183832)</h4>
<pre class="diff"><span>
<span class="info">--- trunk/Source/WebCore/ChangeLog        2015-05-05 22:01:42 UTC (rev 183831)
+++ trunk/Source/WebCore/ChangeLog        2015-05-05 22:20:34 UTC (rev 183832)
</span><span class="lines">@@ -1,3 +1,16 @@
</span><ins>+2015-05-05  Alex Christensen  &lt;achristensen@webkit.org&gt;
+
+        [Content Extensions] Use less memory to store the json input.
+        https://bugs.webkit.org/show_bug.cgi?id=144604
+
+        Reviewed by Benjamin Poulain.
+
+        * contentextensions/ContentExtensionCompiler.cpp:
+        (WebCore::ContentExtensions::compileRuleList):
+        * contentextensions/ContentExtensionCompiler.h:
+        (WebCore::ContentExtensions::loadEncodedRules):
+        Don't copy strings as much or keep them alive after done using them.
+
</ins><span class="cx"> 2015-05-05  Eric Carlson  &lt;eric.carlson@apple.com&gt;
</span><span class="cx"> 
</span><span class="cx">         Prevent recursive calls to show target picker menu.
</span></span></pre></div>
<a id="trunkSourceWebCorecontentextensionsContentExtensionCompilercpp"></a>
<div class="modfile"><h4>Modified: trunk/Source/WebCore/contentextensions/ContentExtensionCompiler.cpp (183831 => 183832)</h4>
<pre class="diff"><span>
<span class="info">--- trunk/Source/WebCore/contentextensions/ContentExtensionCompiler.cpp        2015-05-05 22:01:42 UTC (rev 183831)
+++ trunk/Source/WebCore/contentextensions/ContentExtensionCompiler.cpp        2015-05-05 22:20:34 UTC (rev 183832)
</span><span class="lines">@@ -136,10 +136,11 @@
</span><span class="cx">     dfa.nodes[dfa.root].setActions(actionsStart, static_cast&lt;uint16_t&gt;(actionsLength));
</span><span class="cx"> }
</span><span class="cx"> 
</span><del>-std::error_code compileRuleList(ContentExtensionCompilationClient&amp; client, const String&amp; ruleList)
</del><ins>+std::error_code compileRuleList(ContentExtensionCompilationClient&amp; client, String&amp;&amp; ruleList)
</ins><span class="cx"> {
</span><span class="cx">     Vector&lt;ContentExtensionRule&gt; parsedRuleList;
</span><span class="cx">     auto parserError = parseRuleList(ruleList, parsedRuleList);
</span><ins>+    ruleList = String();
</ins><span class="cx">     if (parserError)
</span><span class="cx">         return parserError;
</span><span class="cx"> 
</span></span></pre></div>
<a id="trunkSourceWebCorecontentextensionsContentExtensionCompilerh"></a>
<div class="modfile"><h4>Modified: trunk/Source/WebCore/contentextensions/ContentExtensionCompiler.h (183831 => 183832)</h4>
<pre class="diff"><span>
<span class="info">--- trunk/Source/WebCore/contentextensions/ContentExtensionCompiler.h        2015-05-05 22:01:42 UTC (rev 183831)
+++ trunk/Source/WebCore/contentextensions/ContentExtensionCompiler.h        2015-05-05 22:20:34 UTC (rev 183832)
</span><span class="lines">@@ -50,7 +50,7 @@
</span><span class="cx">     virtual void finalize() = 0;
</span><span class="cx"> };
</span><span class="cx"> 
</span><del>-WEBCORE_EXPORT std::error_code compileRuleList(ContentExtensionCompilationClient&amp;, const String&amp;);
</del><ins>+WEBCORE_EXPORT std::error_code compileRuleList(ContentExtensionCompilationClient&amp;, String&amp;&amp;);
</ins><span class="cx"> 
</span><span class="cx"> } // namespace ContentExtensions
</span><span class="cx"> } // namespace WebCore
</span></span></pre></div>
<a id="trunkSourceWebKit2ChangeLog"></a>
<div class="modfile"><h4>Modified: trunk/Source/WebKit2/ChangeLog (183831 => 183832)</h4>
<pre class="diff"><span>
<span class="info">--- trunk/Source/WebKit2/ChangeLog        2015-05-05 22:01:42 UTC (rev 183831)
+++ trunk/Source/WebKit2/ChangeLog        2015-05-05 22:20:34 UTC (rev 183832)
</span><span class="lines">@@ -1,3 +1,16 @@
</span><ins>+2015-05-05  Alex Christensen  &lt;achristensen@webkit.org&gt;
+
+        [Content Extensions] Use less memory to store the json input.
+        https://bugs.webkit.org/show_bug.cgi?id=144604
+
+        Reviewed by Benjamin Poulain.
+
+        * UIProcess/API/APIUserContentExtensionStore.cpp:
+        (API::compiledToFile):
+        (API::UserContentExtensionStore::compileContentExtension):
+        * UIProcess/API/APIUserContentExtensionStore.h:
+        Don't copy strings as much or keep them alive after done using them.
+
</ins><span class="cx"> 2015-05-04  Alex Christensen  &lt;achristensen@webkit.org&gt;
</span><span class="cx"> 
</span><span class="cx">         [Content Extensions] Use less memory when writing byte code to file
</span></span></pre></div>
<a id="trunkSourceWebKit2UIProcessAPIAPIUserContentExtensionStorecpp"></a>
<div class="modfile"><h4>Modified: trunk/Source/WebKit2/UIProcess/API/APIUserContentExtensionStore.cpp (183831 => 183832)</h4>
<pre class="diff"><span>
<span class="info">--- trunk/Source/WebKit2/UIProcess/API/APIUserContentExtensionStore.cpp        2015-05-05 22:01:42 UTC (rev 183831)
+++ trunk/Source/WebKit2/UIProcess/API/APIUserContentExtensionStore.cpp        2015-05-05 22:20:34 UTC (rev 183832)
</span><span class="lines">@@ -153,7 +153,7 @@
</span><span class="cx">     return success;
</span><span class="cx"> }
</span><span class="cx"> 
</span><del>-static std::error_code compiledToFile(const String&amp; json, const String&amp; finalFilePath, ContentExtensionMetaData&amp; metaData, Data&amp; mappedData)
</del><ins>+static std::error_code compiledToFile(String&amp;&amp; json, const String&amp; finalFilePath, ContentExtensionMetaData&amp; metaData, Data&amp; mappedData)
</ins><span class="cx"> {
</span><span class="cx">     using namespace WebCore::ContentExtensions;
</span><span class="cx"> 
</span><span class="lines">@@ -223,7 +223,7 @@
</span><span class="cx"> 
</span><span class="cx">     CompilationClient compilationClient(temporaryFileHandle, metaData);
</span><span class="cx">     
</span><del>-    if (auto compilerError = compileRuleList(compilationClient, json))
</del><ins>+    if (auto compilerError = compileRuleList(compilationClient, WTF::move(json)))
</ins><span class="cx">         return compilerError;
</span><span class="cx">     if (compilationClient.hadErrorWhileWritingToFile())
</span><span class="cx">         return UserContentExtensionStore::Error::CompileFailed;
</span><span class="lines">@@ -280,19 +280,19 @@
</span><span class="cx">     });
</span><span class="cx"> }
</span><span class="cx"> 
</span><del>-void UserContentExtensionStore::compileContentExtension(const WTF::String&amp; identifier, const WTF::String&amp; json, std::function&lt;void(RefPtr&lt;API::UserContentExtension&gt;, std::error_code)&gt; completionHandler)
</del><ins>+void UserContentExtensionStore::compileContentExtension(const WTF::String&amp; identifier, WTF::String&amp;&amp; json, std::function&lt;void(RefPtr&lt;API::UserContentExtension&gt;, std::error_code)&gt; completionHandler)
</ins><span class="cx"> {
</span><span class="cx">     RefPtr&lt;UserContentExtensionStore&gt; self(this);
</span><span class="cx">     StringCapture identifierCapture(identifier);
</span><del>-    StringCapture jsonCapture(json);
</del><ins>+    StringCapture jsonCapture(WTF::move(json));
</ins><span class="cx">     StringCapture pathCapture(m_storePath);
</span><span class="cx"> 
</span><del>-    m_compileQueue-&gt;dispatch([self, identifierCapture, jsonCapture, pathCapture, completionHandler] {
</del><ins>+    m_compileQueue-&gt;dispatch([self, identifierCapture, jsonCapture, pathCapture, completionHandler] () mutable {
</ins><span class="cx">         auto path = constructedPath(pathCapture.string(), identifierCapture.string());
</span><span class="cx"> 
</span><span class="cx">         ContentExtensionMetaData metaData;
</span><span class="cx">         Data fileData;
</span><del>-        auto error = compiledToFile(jsonCapture.string(), path, metaData, fileData);
</del><ins>+        auto error = compiledToFile(jsonCapture.releaseString(), path, metaData, fileData);
</ins><span class="cx">         if (error) {
</span><span class="cx">             RunLoop::main().dispatch([self, error, completionHandler] {
</span><span class="cx">                 completionHandler(nullptr, error);
</span></span></pre></div>
<a id="trunkSourceWebKit2UIProcessAPIAPIUserContentExtensionStoreh"></a>
<div class="modfile"><h4>Modified: trunk/Source/WebKit2/UIProcess/API/APIUserContentExtensionStore.h (183831 => 183832)</h4>
<pre class="diff"><span>
<span class="info">--- trunk/Source/WebKit2/UIProcess/API/APIUserContentExtensionStore.h        2015-05-05 22:01:42 UTC (rev 183831)
+++ trunk/Source/WebKit2/UIProcess/API/APIUserContentExtensionStore.h        2015-05-05 22:20:34 UTC (rev 183832)
</span><span class="lines">@@ -54,7 +54,7 @@
</span><span class="cx">     explicit UserContentExtensionStore(const WTF::String&amp; storePath);
</span><span class="cx">     virtual ~UserContentExtensionStore();
</span><span class="cx"> 
</span><del>-    void compileContentExtension(const WTF::String&amp; identifier, const WTF::String&amp; json, std::function&lt;void(RefPtr&lt;API::UserContentExtension&gt;, std::error_code)&gt;);
</del><ins>+    void compileContentExtension(const WTF::String&amp; identifier, WTF::String&amp;&amp; json, std::function&lt;void(RefPtr&lt;API::UserContentExtension&gt;, std::error_code)&gt;);
</ins><span class="cx">     void lookupContentExtension(const WTF::String&amp; identifier, std::function&lt;void(RefPtr&lt;API::UserContentExtension&gt;, std::error_code)&gt;);
</span><span class="cx">     void removeContentExtension(const WTF::String&amp; identifier, std::function&lt;void(std::error_code)&gt;);
</span><span class="cx"> 
</span></span></pre></div>
<a id="trunkToolsChangeLog"></a>
<div class="modfile"><h4>Modified: trunk/Tools/ChangeLog (183831 => 183832)</h4>
<pre class="diff"><span>
<span class="info">--- trunk/Tools/ChangeLog        2015-05-05 22:01:42 UTC (rev 183831)
+++ trunk/Tools/ChangeLog        2015-05-05 22:20:34 UTC (rev 183832)
</span><span class="lines">@@ -1,3 +1,17 @@
</span><ins>+2015-05-05  Alex Christensen  &lt;achristensen@webkit.org&gt;
+
+        [Content Extensions] Use less memory to store the json input.
+        https://bugs.webkit.org/show_bug.cgi?id=144604
+
+        Reviewed by Benjamin Poulain.
+
+        * MiniBrowser/mac/ExtensionManagerWindowController.m:
+        (-[ExtensionManagerWindowController add:]):
+        * TestWebKitAPI/Tests/WebCore/ContentExtensions.cpp:
+        (TestWebKitAPI::InMemoryCompiledContentExtension::createFromFilter):
+        * WebKitTestRunner/mac/TestControllerMac.mm:
+        (WTR::TestController::platformConfigureViewForTest):
+
</ins><span class="cx"> 2015-05-05  Yusuke Suzuki  &lt;utatane.tea@gmail.com&gt;
</span><span class="cx"> 
</span><span class="cx">         Unreviewed. Make myself a WebKit reviewer.
</span></span></pre></div>
<a id="trunkToolsTestWebKitAPITestsWebCoreContentExtensionscpp"></a>
<div class="modfile"><h4>Modified: trunk/Tools/TestWebKitAPI/Tests/WebCore/ContentExtensions.cpp (183831 => 183832)</h4>
<pre class="diff"><span>
<span class="info">--- trunk/Tools/TestWebKitAPI/Tests/WebCore/ContentExtensions.cpp        2015-05-05 22:01:42 UTC (rev 183831)
+++ trunk/Tools/TestWebKitAPI/Tests/WebCore/ContentExtensions.cpp        2015-05-05 22:20:34 UTC (rev 183832)
</span><span class="lines">@@ -109,11 +109,11 @@
</span><span class="cx"> 
</span><span class="cx"> class InMemoryCompiledContentExtension : public ContentExtensions::CompiledContentExtension {
</span><span class="cx"> public:
</span><del>-    static RefPtr&lt;InMemoryCompiledContentExtension&gt; createFromFilter(const String&amp; filter)
</del><ins>+    static RefPtr&lt;InMemoryCompiledContentExtension&gt; createFromFilter(String&amp;&amp; filter)
</ins><span class="cx">     {
</span><span class="cx">         WebCore::ContentExtensions::CompiledContentExtensionData extensionData;
</span><span class="cx">         InMemoryContentExtensionCompilationClient client(extensionData);
</span><del>-        auto compilerError = ContentExtensions::compileRuleList(client, filter);
</del><ins>+        auto compilerError = ContentExtensions::compileRuleList(client, WTF::move(filter));
</ins><span class="cx">         if (compilerError)
</span><span class="cx">             return nullptr;
</span><span class="cx"> 
</span></span></pre>
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