Oilpan: move 2D Canvas and WebGL objects to the heap.

Source/core/html/canvas/WebGLVertexArrayObjectOES.cpp

Index: Source/core/html/canvas/WebGLVertexArrayObjectOES.cpp
diff --git a/Source/core/html/canvas/WebGLVertexArrayObjectOES.cpp b/Source/core/html/canvas/WebGLVertexArrayObjectOES.cpp
index 6c12bccb7048db6bf46c1ecee414aec519394be5..366ba7b84b4ce137e06a5492402f3e4862dae63d 100644
--- a/Source/core/html/canvas/WebGLVertexArrayObjectOES.cpp
+++ b/Source/core/html/canvas/WebGLVertexArrayObjectOES.cpp
@@ -31,9 +31,9 @@
 
 namespace WebCore {
 
-PassRefPtr<WebGLVertexArrayObjectOES> WebGLVertexArrayObjectOES::create(WebGLRenderingContextBase* ctx, VaoType type)
+PassRefPtrWillBeRawPtr<WebGLVertexArrayObjectOES> WebGLVertexArrayObjectOES::create(WebGLRenderingContextBase* ctx, VaoType type)
 {
-    return adoptRef(new WebGLVertexArrayObjectOES(ctx, type));
+    return adoptRefWillBeNoop(new WebGLVertexArrayObjectOES(ctx, type));
 }
 
 WebGLVertexArrayObjectOES::WebGLVertexArrayObjectOES(WebGLRenderingContextBase* ctx, VaoType type)
@@ -79,7 +79,7 @@ void WebGLVertexArrayObjectOES::deleteObjectImpl(blink::WebGraphicsContext3D* co
     }
 }
 
-void WebGLVertexArrayObjectOES::setElementArrayBuffer(PassRefPtr<WebGLBuffer> buffer)
+void WebGLVertexArrayObjectOES::setElementArrayBuffer(PassRefPtrWillBeRawPtr<WebGLBuffer> buffer)
 {
     if (buffer)
         buffer->onAttached();
@@ -90,7 +90,7 @@ void WebGLVertexArrayObjectOES::setElementArrayBuffer(PassRefPtr<WebGLBuffer> bu
 }
 
 void WebGLVertexArrayObjectOES::setVertexAttribState(
-    GLuint index, GLsizei bytesPerElement, GLint size, GLenum type, GLboolean normalized, GLsizei stride, GLintptr offset, PassRefPtr<WebGLBuffer> buffer)
+    GLuint index, GLsizei bytesPerElement, GLint size, GLenum type, GLboolean normalized, GLsizei stride, GLintptr offset, PassRefPtrWillBeRawPtr<WebGLBuffer> buffer)
 {
     GLsizei validatedStride = stride ? stride : bytesPerElement;
 
@@ -111,7 +111,7 @@ void WebGLVertexArrayObjectOES::setVertexAttribState(
     state.offset = offset;
 }
 
-void WebGLVertexArrayObjectOES::unbindBuffer(PassRefPtr<WebGLBuffer> buffer)
+void WebGLVertexArrayObjectOES::unbindBuffer(PassRefPtrWillBeRawPtr<WebGLBuffer> buffer)
 {
     if (m_boundElementArrayBuffer == buffer) {
         m_boundElementArrayBuffer->onDetached(context()->webContext());
@@ -133,4 +133,16 @@ void WebGLVertexArrayObjectOES::setVertexAttribDivisor(GLuint index, GLuint divi
     state.divisor = divisor;
 }
 
+void WebGLVertexArrayObjectOES::VertexAttribState::trace(Visitor* visitor)
+{
+    visitor->trace(bufferBinding);
+}
+
+void WebGLVertexArrayObjectOES::trace(Visitor* visitor)
+{
+    visitor->trace(m_boundElementArrayBuffer);
+    visitor->trace(m_vertexAttribState);
+    WebGLContextObject::trace(visitor);
+}
+
 }