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<div id="msg">
<dl class="meta">
<dt>Revision</dt> <dd><a href="http://trac.webkit.org/projects/webkit/changeset/168348">168348</a></dd>
<dt>Author</dt> <dd>darin@apple.com</dd>
<dt>Date</dt> <dd>2014-05-05 20:12:54 -0700 (Mon, 05 May 2014)</dd>
</dl>

<h3>Log Message</h3>
<pre>RetainPtr: Use adoptCF function instead of AdoptCF constructor argument
https://bugs.webkit.org/show_bug.cgi?id=80222

Reviewed by Alexey Proskuryakov.

Source/WTF:
All the clients are gone, so we can now remove AdoptCF and AdoptNS.

* wtf/RetainPtr.h: Removed the public constructors that let you specify AdoptCF
and AdoptNS. Instead, made the adoptCF and adoptNS functions be friends and use
a private constructor that takes an Adopt argument.
(WTF::adoptCF): Moved the Objective-C class check in here.
(WTF::adoptNS): Moved the code to deal with the CFRetain for garbage collection
in here; it used to be spread across the constructor and adoptNSReference.

Tools:
* DumpRenderTree/mac/TestRunnerMac.mm:
(-[APITestDelegateIPhone initWithTestRunner:utf8Data:baseURL:]): Updated to
do more work here so we don't use RetainPtr local variables.
(-[APITestDelegateIPhone dealloc]): Added.
(-[APITestDelegateIPhone run]): Added an early exit if the web view is already
created. Updated for changes to member names and types.
(-[APITestDelegateIPhone _cleanUp]): Added code to set webView to nil and
updated for changes to member names and types. Changed to two word spelling.
(-[APITestDelegateIPhone webView:didFailLoadWithError:forFrame:]): Updated
name of _cleanUp method.
(-[APITestDelegateIPhone webView:didFailProvisionalLoadWithError:forFrame:]):
Ditto.
(-[APITestDelegateIPhone webView:didFinishLoadForFrame:]): Ditto.</pre>

<h3>Modified Paths</h3>
<ul>
<li><a href="#trunkSourceWTFChangeLog">trunk/Source/WTF/ChangeLog</a></li>
<li><a href="#trunkSourceWTFwtfRetainPtrh">trunk/Source/WTF/wtf/RetainPtr.h</a></li>
<li><a href="#trunkToolsChangeLog">trunk/Tools/ChangeLog</a></li>
<li><a href="#trunkToolsDumpRenderTreemacTestRunnerMacmm">trunk/Tools/DumpRenderTree/mac/TestRunnerMac.mm</a></li>
</ul>

</div>
<div id="patch">
<h3>Diff</h3>
<a id="trunkSourceWTFChangeLog"></a>
<div class="modfile"><h4>Modified: trunk/Source/WTF/ChangeLog (168347 => 168348)</h4>
<pre class="diff"><span>
<span class="info">--- trunk/Source/WTF/ChangeLog        2014-05-06 02:54:26 UTC (rev 168347)
+++ trunk/Source/WTF/ChangeLog        2014-05-06 03:12:54 UTC (rev 168348)
</span><span class="lines">@@ -1,3 +1,19 @@
</span><ins>+2014-05-04  Darin Adler  &lt;darin@apple.com&gt;
+
+        RetainPtr: Use adoptCF function instead of AdoptCF constructor argument
+        https://bugs.webkit.org/show_bug.cgi?id=80222
+
+        Reviewed by Alexey Proskuryakov.
+
+        All the clients are gone, so we can now remove AdoptCF and AdoptNS.
+
+        * wtf/RetainPtr.h: Removed the public constructors that let you specify AdoptCF
+        and AdoptNS. Instead, made the adoptCF and adoptNS functions be friends and use
+        a private constructor that takes an Adopt argument.
+        (WTF::adoptCF): Moved the Objective-C class check in here.
+        (WTF::adoptNS): Moved the code to deal with the CFRetain for garbage collection
+        in here; it used to be spread across the constructor and adoptNSReference.
+
</ins><span class="cx"> 2014-05-04  Andreas Kling  &lt;akling@apple.com&gt;
</span><span class="cx"> 
</span><span class="cx">         Optimize JSRopeString for resolving directly to AtomicString.
</span></span></pre></div>
<a id="trunkSourceWTFwtfRetainPtrh"></a>
<div class="modfile"><h4>Modified: trunk/Source/WTF/wtf/RetainPtr.h (168347 => 168348)</h4>
<pre class="diff"><span>
<span class="info">--- trunk/Source/WTF/wtf/RetainPtr.h        2014-05-06 02:54:26 UTC (rev 168347)
+++ trunk/Source/WTF/wtf/RetainPtr.h        2014-05-06 03:12:54 UTC (rev 168348)
</span><span class="lines">@@ -1,5 +1,5 @@
</span><span class="cx"> /*
</span><del>- *  Copyright (C) 2005, 2006, 2007, 2008, 2010, 2013 Apple Inc. All rights reserved.
</del><ins>+ *  Copyright (C) 2005, 2006, 2007, 2008, 2010, 2013, 2014 Apple Inc. All rights reserved.
</ins><span class="cx">  *
</span><span class="cx">  *  This library is free software; you can redistribute it and/or
</span><span class="cx">  *  modify it under the terms of the GNU Library General Public
</span><span class="lines">@@ -48,29 +48,10 @@
</span><span class="cx">     // Unlike most most of our smart pointers, RetainPtr can take either the pointer type or the pointed-to type,
</span><span class="cx">     // so both RetainPtr&lt;NSDictionary&gt; and RetainPtr&lt;CFDictionaryRef&gt; will work.
</span><span class="cx"> 
</span><del>-#if !PLATFORM(IOS)
-    #define AdoptCF DeprecatedAdoptCF
-    #define AdoptNS DeprecatedAdoptNS
-#endif
</del><ins>+    template&lt;typename T&gt; class RetainPtr;
</ins><span class="cx"> 
</span><del>-    enum AdoptCFTag { AdoptCF };
-    enum AdoptNSTag { AdoptNS };
-    
-#if defined(__OBJC__) &amp;&amp; !__has_feature(objc_arc)
-#ifdef OBJC_NO_GC
-    inline void adoptNSReference(id)
-    {
-    }
-#else
-    inline void adoptNSReference(id ptr)
-    {
-        if (ptr) {
-            CFRetain(ptr);
-            [ptr release];
-        }
-    }
-#endif
-#endif
</del><ins>+    template&lt;typename T&gt; RetainPtr&lt;T&gt; adoptCF(T CF_RELEASES_ARGUMENT) WARN_UNUSED_RETURN;
+    template&lt;typename T&gt; RetainPtr&lt;T&gt; adoptNS(T NS_RELEASES_ARGUMENT) WARN_UNUSED_RETURN;
</ins><span class="cx"> 
</span><span class="cx">     template&lt;typename T&gt; class RetainPtr {
</span><span class="cx">     public:
</span><span class="lines">@@ -78,27 +59,9 @@
</span><span class="cx">         typedef ValueType* PtrType;
</span><span class="cx">         typedef CFTypeRef StorageType;
</span><span class="cx"> 
</span><del>-        RetainPtr() : m_ptr(0) {}
</del><ins>+        RetainPtr() : m_ptr(nullptr) { }
</ins><span class="cx">         RetainPtr(PtrType ptr) : m_ptr(toStorageType(ptr)) { if (m_ptr) CFRetain(m_ptr); }
</span><span class="cx"> 
</span><del>-        RetainPtr(AdoptCFTag, PtrType ptr)
-            : m_ptr(toStorageType(ptr))
-        {
-#ifdef __OBJC__
-            static_assert((!std::is_convertible&lt;T, id&gt;::value), &quot;Don't use adoptCF with Objective-C pointer types, use adoptNS.&quot;);
-#endif
-        }
-
-#if __has_feature(objc_arc)
-        RetainPtr(AdoptNSTag, PtrType ptr) : m_ptr(toStorageType(ptr)) { if (m_ptr) CFRetain(m_ptr); }
-#else
-        RetainPtr(AdoptNSTag, PtrType ptr)
-            : m_ptr(toStorageType(ptr))
-        {
-            adoptNSReference(ptr);
-        }
-#endif
-        
</del><span class="cx">         RetainPtr(const RetainPtr&amp; o) : m_ptr(o.m_ptr) { if (StorageType ptr = m_ptr) CFRetain(ptr); }
</span><span class="cx"> 
</span><span class="cx">         RetainPtr(RetainPtr&amp;&amp; o) : m_ptr(toStorageType(o.leakRef())) { }
</span><span class="lines">@@ -124,7 +87,7 @@
</span><span class="cx">     
</span><span class="cx">         // This conversion operator allows implicit conversion to bool but not to other integer types.
</span><span class="cx">         typedef StorageType RetainPtr::*UnspecifiedBoolType;
</span><del>-        operator UnspecifiedBoolType() const { return m_ptr ? &amp;RetainPtr::m_ptr : 0; }
</del><ins>+        operator UnspecifiedBoolType() const { return m_ptr ? &amp;RetainPtr::m_ptr : nullptr; }
</ins><span class="cx">         
</span><span class="cx">         RetainPtr&amp; operator=(const RetainPtr&amp;);
</span><span class="cx">         template&lt;typename U&gt; RetainPtr&amp; operator=(const RetainPtr&lt;U&gt;&amp;);
</span><span class="lines">@@ -136,7 +99,13 @@
</span><span class="cx"> 
</span><span class="cx">         void swap(RetainPtr&amp;);
</span><span class="cx"> 
</span><ins>+        template&lt;typename U&gt; friend RetainPtr&lt;U&gt; adoptCF(U CF_RELEASES_ARGUMENT) WARN_UNUSED_RETURN;
+        template&lt;typename U&gt; friend RetainPtr&lt;U&gt; adoptNS(U NS_RELEASES_ARGUMENT) WARN_UNUSED_RETURN;
+
</ins><span class="cx">     private:
</span><ins>+        enum AdoptTag { Adopt };
+        RetainPtr(PtrType ptr, AdoptTag) : m_ptr(toStorageType(ptr)) { }
+
</ins><span class="cx">         static PtrType hashTableDeletedValue() { return reinterpret_cast&lt;PtrType&gt;(-1); }
</span><span class="cx"> 
</span><span class="cx"> #if defined (__OBJC__) &amp;&amp; __has_feature(objc_arc)
</span><span class="lines">@@ -165,6 +134,9 @@
</span><span class="cx">         StorageType m_ptr;
</span><span class="cx">     };
</span><span class="cx"> 
</span><ins>+    // Helper function for creating a RetainPtr using template argument deduction.
+    template&lt;typename T&gt; inline RetainPtr&lt;T&gt; retainPtr(T) WARN_UNUSED_RETURN;
+
</ins><span class="cx">     template&lt;typename T&gt; template&lt;typename U&gt; inline RetainPtr&lt;T&gt;::RetainPtr(const RetainPtr&lt;U&gt;&amp; o)
</span><span class="cx">         : m_ptr(toStorageType(o.get()))
</span><span class="cx">     {
</span><span class="lines">@@ -175,7 +147,7 @@
</span><span class="cx">     template&lt;typename T&gt; inline void RetainPtr&lt;T&gt;::clear()
</span><span class="cx">     {
</span><span class="cx">         if (StorageType ptr = m_ptr) {
</span><del>-            m_ptr = 0;
</del><ins>+            m_ptr = nullptr;
</ins><span class="cx">             CFRelease(ptr);
</span><span class="cx">         }
</span><span class="cx">     }
</span><span class="lines">@@ -183,7 +155,7 @@
</span><span class="cx">     template&lt;typename T&gt; inline typename RetainPtr&lt;T&gt;::PtrType RetainPtr&lt;T&gt;::leakRef()
</span><span class="cx">     {
</span><span class="cx">         PtrType ptr = fromStorageType(m_ptr);
</span><del>-        m_ptr = 0;
</del><ins>+        m_ptr = nullptr;
</ins><span class="cx">         return ptr;
</span><span class="cx">     }
</span><span class="cx"> 
</span><span class="lines">@@ -269,23 +241,32 @@
</span><span class="cx">         return a != b.get(); 
</span><span class="cx">     }
</span><span class="cx"> 
</span><del>-    template&lt;typename T&gt; inline RetainPtr&lt;T&gt; adoptCF(T CF_RELEASES_ARGUMENT) WARN_UNUSED_RETURN;
-    template&lt;typename T&gt; inline RetainPtr&lt;T&gt; adoptCF(T CF_RELEASES_ARGUMENT o)
</del><ins>+    template&lt;typename T&gt; inline RetainPtr&lt;T&gt; adoptCF(T CF_RELEASES_ARGUMENT ptr)
</ins><span class="cx">     {
</span><del>-        return RetainPtr&lt;T&gt;(AdoptCF, o);
</del><ins>+#ifdef __OBJC__
+        static_assert((!std::is_convertible&lt;T, id&gt;::value), &quot;Don't use adoptCF with Objective-C pointer types, use adoptNS.&quot;);
+#endif
+        return RetainPtr&lt;T&gt;(ptr, RetainPtr&lt;T&gt;::Adopt);
</ins><span class="cx">     }
</span><span class="cx"> 
</span><del>-    template&lt;typename T&gt; inline RetainPtr&lt;T&gt; adoptNS(T NS_RELEASES_ARGUMENT) WARN_UNUSED_RETURN;
-    template&lt;typename T&gt; inline RetainPtr&lt;T&gt; adoptNS(T NS_RELEASES_ARGUMENT o)
</del><ins>+#ifdef __OBJC__
+    template&lt;typename T&gt; inline RetainPtr&lt;T&gt; adoptNS(T NS_RELEASES_ARGUMENT ptr)
</ins><span class="cx">     {
</span><del>-        return RetainPtr&lt;T&gt;(AdoptNS, o);
</del><ins>+#if __has_feature(objc_arc)
+        return ptr;
+#elif defined(OBJC_NO_GC)
+        return RetainPtr&lt;T&gt;(ptr, RetainPtr&lt;T&gt;::Adopt);
+#else
+        RetainPtr&lt;T&gt; result = ptr;
+        [ptr release];
+        return result;
+#endif
</ins><span class="cx">     }
</span><ins>+#endif
</ins><span class="cx"> 
</span><del>-    // Helper function for creating a RetainPtr using template argument deduction.
-    template&lt;typename T&gt; inline RetainPtr&lt;T&gt; retainPtr(T) WARN_UNUSED_RETURN;
-    template&lt;typename T&gt; inline RetainPtr&lt;T&gt; retainPtr(T o)
</del><ins>+    template&lt;typename T&gt; inline RetainPtr&lt;T&gt; retainPtr(T ptr)
</ins><span class="cx">     {
</span><del>-        return o;
</del><ins>+        return ptr;
</ins><span class="cx">     }
</span><span class="cx"> 
</span><span class="cx">     template&lt;typename P&gt; struct HashTraits&lt;RetainPtr&lt;P&gt;&gt; : SimpleClassHashTraits&lt;RetainPtr&lt;P&gt;&gt; { };
</span><span class="lines">@@ -324,11 +305,6 @@
</span><span class="cx">         static const bool safeToCompareToEmptyOrDeleted = false;
</span><span class="cx">     };
</span><span class="cx"> 
</span><del>-#if !PLATFORM(IOS)
-    #undef AdoptCF
-    #undef AdoptNS
-#endif
-
</del><span class="cx"> } // namespace WTF
</span><span class="cx"> 
</span><span class="cx"> using WTF::RetainPtr;
</span><span class="lines">@@ -336,11 +312,6 @@
</span><span class="cx"> using WTF::adoptNS;
</span><span class="cx"> using WTF::retainPtr;
</span><span class="cx"> 
</span><del>-#if PLATFORM(IOS)
-using WTF::AdoptCF;
-using WTF::AdoptNS;
-#endif
-
</del><span class="cx"> #endif // USE(CF) || defined(__OBJC__)
</span><span class="cx"> 
</span><span class="cx"> #endif // WTF_RetainPtr_h
</span></span></pre></div>
<a id="trunkToolsChangeLog"></a>
<div class="modfile"><h4>Modified: trunk/Tools/ChangeLog (168347 => 168348)</h4>
<pre class="diff"><span>
<span class="info">--- trunk/Tools/ChangeLog        2014-05-06 02:54:26 UTC (rev 168347)
+++ trunk/Tools/ChangeLog        2014-05-06 03:12:54 UTC (rev 168348)
</span><span class="lines">@@ -1,3 +1,24 @@
</span><ins>+2014-05-04  Darin Adler  &lt;darin@apple.com&gt;
+
+        RetainPtr: Use adoptCF function instead of AdoptCF constructor argument
+        https://bugs.webkit.org/show_bug.cgi?id=80222
+
+        Reviewed by Alexey Proskuryakov.
+
+        * DumpRenderTree/mac/TestRunnerMac.mm:
+        (-[APITestDelegateIPhone initWithTestRunner:utf8Data:baseURL:]): Updated to
+        do more work here so we don't use RetainPtr local variables.
+        (-[APITestDelegateIPhone dealloc]): Added.
+        (-[APITestDelegateIPhone run]): Added an early exit if the web view is already
+        created. Updated for changes to member names and types.
+        (-[APITestDelegateIPhone _cleanUp]): Added code to set webView to nil and
+        updated for changes to member names and types. Changed to two word spelling.
+        (-[APITestDelegateIPhone webView:didFailLoadWithError:forFrame:]): Updated
+        name of _cleanUp method.
+        (-[APITestDelegateIPhone webView:didFailProvisionalLoadWithError:forFrame:]):
+        Ditto.
+        (-[APITestDelegateIPhone webView:didFinishLoadForFrame:]): Ditto.
+
</ins><span class="cx"> 2014-05-05  Benjamin Poulain  &lt;benjamin@webkit.org&gt;
</span><span class="cx"> 
</span><span class="cx">         Clean up Image Document and tweak the layout and viewport
</span></span></pre></div>
<a id="trunkToolsDumpRenderTreemacTestRunnerMacmm"></a>
<div class="modfile"><h4>Modified: trunk/Tools/DumpRenderTree/mac/TestRunnerMac.mm (168347 => 168348)</h4>
<pre class="diff"><span>
<span class="info">--- trunk/Tools/DumpRenderTree/mac/TestRunnerMac.mm        2014-05-06 02:54:26 UTC (rev 168347)
+++ trunk/Tools/DumpRenderTree/mac/TestRunnerMac.mm        2014-05-06 03:12:54 UTC (rev 168348)
</span><span class="lines">@@ -922,77 +922,88 @@
</span><span class="cx"> @end
</span><span class="cx"> 
</span><span class="cx"> #if PLATFORM(IOS)
</span><ins>+
</ins><span class="cx"> @interface APITestDelegateIPhone : NSObject
</span><span class="cx"> {
</span><del>-    TestRunner* m_layoutTestRunner;
-    JSStringRef m_utf8Data;
-    JSStringRef m_baseURL;
-    WebView *m_webView;
</del><ins>+    TestRunner&amp; testRunner;
+    NSData *data;
+    NSURL *baseURL;
+    WebView *webView;
</ins><span class="cx"> }
</span><del>-
-- (id)initWithTestRunner:(TestRunner*)layoutTestRunner utf8Data:(JSStringRef)utf8Data baseURL:(JSStringRef)baseURL;
</del><ins>+- (id)initWithTestRunner:(TestRunner*)testRunner utf8Data:(JSStringRef)data baseURL:(JSStringRef)baseURL;
</ins><span class="cx"> - (void)run;
</span><span class="cx"> @end
</span><span class="cx"> 
</span><span class="cx"> @implementation APITestDelegateIPhone
</span><span class="cx"> 
</span><del>-- (id)initWithTestRunner:(TestRunner*)layoutTestRunner utf8Data:(JSStringRef)utf8Data baseURL:(JSStringRef)baseURL
</del><ins>+- (id)initWithTestRunner:(TestRunner*)runner utf8Data:(JSStringRef)data baseURL:(JSStringRef)baseURL
</ins><span class="cx"> {
</span><span class="cx">     self = [super init];
</span><span class="cx">     if (!self)
</span><span class="cx">         return nil;
</span><span class="cx"> 
</span><del>-    m_layoutTestRunner = layoutTestRunner;
-    m_utf8Data = utf8Data;
-    m_baseURL = baseURL;
</del><ins>+    testRunner = *runner;
+    data = [[(NSString *)adoptCF(JSStringCopyCFString(kCFAllocatorDefault, data)).get() dataUsingEncoding:NSUTF8StringEncoding] retain];
+    baseURL = [[NSURL URLWithString:(NSString *)adoptCF(JSStringCopyCFString(kCFAllocatorDefault, baseURL)).get()] retain];
</ins><span class="cx">     return self;
</span><span class="cx"> }
</span><span class="cx"> 
</span><ins>+- (void)dealloc
+{
+    [data release];
+    [baseURL release];
+    [super dealloc];
+}
+
</ins><span class="cx"> - (void)run
</span><span class="cx"> {
</span><del>-    m_layoutTestRunner-&gt;setWaitToDump(true);
</del><ins>+    if (webView)
+        return;
</ins><span class="cx"> 
</span><del>-    RetainPtr&lt;CFStringRef&gt; utf8DataCF(AdoptCF, JSStringCopyCFString(kCFAllocatorDefault, m_utf8Data));
-    RetainPtr&lt;CFStringRef&gt; baseURLCF(AdoptCF, JSStringCopyCFString(kCFAllocatorDefault, m_baseURL));
-    m_utf8Data = NULL;
-    m_baseURL = NULL;
</del><ins>+    testRunner.setWaitToDump(true);
</ins><span class="cx"> 
</span><span class="cx">     WebThreadLock();
</span><del>-    m_webView = [[WebView alloc] initWithFrame:NSZeroRect frameName:@&quot;&quot; groupName:@&quot;&quot;];
-    [m_webView setFrameLoadDelegate:self];
</del><span class="cx"> 
</span><del>-    [[m_webView mainFrame] loadData:[(NSString *)utf8DataCF.get() dataUsingEncoding:NSUTF8StringEncoding] MIMEType:@&quot;text/html&quot; textEncodingName:@&quot;utf-8&quot; baseURL:[NSURL URLWithString:(NSString *)baseURLCF.get()]];
</del><ins>+    webView = [[WebView alloc] initWithFrame:NSZeroRect frameName:@&quot;&quot; groupName:@&quot;&quot;];
+    [webView setFrameLoadDelegate:self];
+    [[webView mainFrame] loadData:data MIMEType:@&quot;text/html&quot; textEncodingName:@&quot;utf-8&quot; baseURL:baseURL];
</ins><span class="cx"> }
</span><span class="cx"> 
</span><del>-- (void)_cleanup
</del><ins>+- (void)_cleanUp
</ins><span class="cx"> {
</span><ins>+    if (!webView)
+        return;
+
</ins><span class="cx">     WebThreadLock();
</span><del>-    [m_webView _clearDelegates];
-    [m_webView close];
-    [m_webView release];
</del><span class="cx"> 
</span><del>-    m_layoutTestRunner-&gt;notifyDone();
</del><ins>+    [webView _clearDelegates];
+    [webView close];
+    [webView release];
+    webView = nil;
+
+    testRunner.notifyDone();
</ins><span class="cx"> }
</span><span class="cx"> 
</span><span class="cx"> - (void)webView:(WebView *)sender didFailLoadWithError:(NSError *)error forFrame:(WebFrame *)frame
</span><span class="cx"> {
</span><span class="cx">     printf(&quot;API Test load failed\n&quot;);
</span><del>-    [self _cleanup];
</del><ins>+    [self _cleanUp];
</ins><span class="cx"> }
</span><span class="cx"> 
</span><span class="cx"> - (void)webView:(WebView *)sender didFailProvisionalLoadWithError:(NSError *)error forFrame:(WebFrame *)frame
</span><span class="cx"> {
</span><span class="cx">     printf(&quot;API Test load failed provisional\n&quot;);
</span><del>-    [self _cleanup];
</del><ins>+    [self _cleanUp];
</ins><span class="cx"> }
</span><span class="cx"> 
</span><span class="cx"> - (void)webView:(WebView *)sender didFinishLoadForFrame:(WebFrame *)frame
</span><span class="cx"> {
</span><span class="cx">     printf(&quot;API Test load succeeded\n&quot;);
</span><del>-    [self _cleanup];
</del><ins>+    [self _cleanUp];
</ins><span class="cx"> }
</span><span class="cx"> 
</span><span class="cx"> @end
</span><ins>+
</ins><span class="cx"> #endif
</span><span class="cx"> 
</span><span class="cx"> void TestRunner::apiTestNewWindowDataLoadBaseURL(JSStringRef utf8Data, JSStringRef baseURL)
</span></span></pre>
</div>
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