[Oilpan] Migrate classes under module/webgl onto oilpan heap

Source/modules/webgl/WebGLExtension.h

Index: Source/modules/webgl/WebGLExtension.h
diff --git a/Source/modules/webgl/WebGLExtension.h b/Source/modules/webgl/WebGLExtension.h
index fb7c2f049ec47cd2708687a4335658768bc17742..cd67e8cdeb18912f08a53f005483bf18860c7411 100644
--- a/Source/modules/webgl/WebGLExtension.h
+++ b/Source/modules/webgl/WebGLExtension.h
@@ -31,15 +31,14 @@
 #include "modules/webgl/WebGLExtensionName.h"
 #include "modules/webgl/WebGLRenderingContextBase.h"
 #include "platform/heap/Handle.h"
-#include "wtf/RefCounted.h"
 
 namespace blink {
 
-class WebGLExtensionScopedContext : public NoBaseWillBeGarbageCollectedFinalized<WebGLExtensionScopedContext> {
+class WebGLExtensionScopedContext {

[sof, 2015/08/03 09:12:04]

Add 'final' for maximum tidiness.

[peria, 2015/08/04 09:10:25]

Done.

+    STACK_ALLOCATED();
     WTF_MAKE_NONCOPYABLE(WebGLExtensionScopedContext);
-    WTF_MAKE_FAST_ALLOCATED_WILL_BE_REMOVED(WebGLExtensionScopedContext);
 public:
-    WebGLExtensionScopedContext(WebGLExtension*);
+    explicit WebGLExtensionScopedContext(WebGLExtension*);
     virtual ~WebGLExtensionScopedContext();

[sof, 2015/08/03 09:12:04]

No need for virtual, I think. You can arguably just remove the dtor.

(This scope object is a featherlight abstraction.)

[peria, 2015/08/04 09:10:25]

Done.

 
     bool isLost() { return !m_context; }
@@ -51,8 +50,7 @@ private:
     RefPtrWillBeMember<WebGLRenderingContextBase> m_context;
 };
 
-class WebGLExtension : public RefCountedWillBeGarbageCollectedFinalized<WebGLExtension>, public ScriptWrappable {
-    WTF_MAKE_FAST_ALLOCATED_WILL_BE_REMOVED(WebGLExtension);
+class WebGLExtension : public GarbageCollectedFinalized<WebGLExtension>, public ScriptWrappable {
 public:
     virtual ~WebGLExtension();
     virtual WebGLExtensionName name() const = 0;