InlinedVisitor: Migrate imagebitmap to use inlined tracing

Updates trace methods as of https://groups.google.com/a/chromium.org/d/msg/blink-dev/oi4Snt9jNx8/XcES55c7QaQJ

R=oilpan-reviews
BUG=455524

Review URL: https://codereview.chromium.org/949103002

git-svn-id: svn://svn.chromium.org/blink/trunk@190734 bbb929c8-8fbe-4397-9dbb-9b2b20218538

third_party/WebKit/Source/core/imagebitmap/ImageBitmapFactories.cpp

@@ -283,7 +283,7 @@ void ImageBitmapFactories::ImageBitmapLoader::loadBlobAsync(ExecutionContext* co
     m_loader.start(context, blob->blobDataHandle());
 }
 
-void ImageBitmapFactories::trace(Visitor* visitor)
+DEFINE_TRACE(ImageBitmapFactories)
 {
     visitor->trace(m_pendingLoaders);
     WillBeHeapSupplement<LocalDOMWindow>::trace(visitor);
@@ -332,7 +332,7 @@ void ImageBitmapFactories::ImageBitmapLoader::didFail(FileError::ErrorCode)
     rejectPromise();
 }
 
-void ImageBitmapFactories::ImageBitmapLoader::trace(Visitor* visitor)
+DEFINE_TRACE(ImageBitmapFactories::ImageBitmapLoader)
 {
     visitor->trace(m_factory);
     visitor->trace(m_resolver);

third_party/WebKit/Source/core/imagebitmap/ImageBitmapFactories.h

@@ -75,7 +75,7 @@ public:
 
     virtual ~ImageBitmapFactories() { }
 
-    void trace(Visitor*);
+    DECLARE_TRACE();
 
 protected:
     static const char* supplementName();
@@ -91,7 +91,7 @@ private:
         void loadBlobAsync(ExecutionContext*, Blob*);
         ScriptPromise promise() { return m_resolver->promise(); }
 
-        void trace(Visitor*);
+        DECLARE_TRACE();
 
         virtual ~ImageBitmapLoader() { }