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

Source/modules/webgl/WebGLRenderingContext.h

Index: Source/modules/webgl/WebGLRenderingContext.h
diff --git a/Source/modules/webgl/WebGLRenderingContext.h b/Source/modules/webgl/WebGLRenderingContext.h
index bf7f0be5adbbb497caf318bac882249bbf5df1cd..ed26f5aebedfe6665995faa1f3c5ffb2f43ac552 100644
--- a/Source/modules/webgl/WebGLRenderingContext.h
+++ b/Source/modules/webgl/WebGLRenderingContext.h
@@ -61,29 +61,29 @@
     WebGLRenderingContext(HTMLCanvasElement*, PassOwnPtr<WebGraphicsContext3D>, const WebGLContextAttributes&);
 
     // Enabled extension objects.
-    PersistentWillBeMember<ANGLEInstancedArrays> m_angleInstancedArrays;
-    PersistentWillBeMember<CHROMIUMSubscribeUniform> m_chromiumSubscribeUniform;
-    PersistentWillBeMember<EXTBlendMinMax> m_extBlendMinMax;
-    PersistentWillBeMember<EXTFragDepth> m_extFragDepth;
-    PersistentWillBeMember<EXTShaderTextureLOD> m_extShaderTextureLOD;
-    PersistentWillBeMember<EXTsRGB> m_extsRGB;
-    PersistentWillBeMember<EXTTextureFilterAnisotropic> m_extTextureFilterAnisotropic;
-    PersistentWillBeMember<OESTextureFloat> m_oesTextureFloat;
-    PersistentWillBeMember<OESTextureFloatLinear> m_oesTextureFloatLinear;
-    PersistentWillBeMember<OESTextureHalfFloat> m_oesTextureHalfFloat;
-    PersistentWillBeMember<OESTextureHalfFloatLinear> m_oesTextureHalfFloatLinear;
-    PersistentWillBeMember<OESStandardDerivatives> m_oesStandardDerivatives;
-    PersistentWillBeMember<OESVertexArrayObject> m_oesVertexArrayObject;
-    PersistentWillBeMember<OESElementIndexUint> m_oesElementIndexUint;
-    PersistentWillBeMember<WebGLLoseContext> m_webglLoseContext;
-    PersistentWillBeMember<WebGLDebugRendererInfo> m_webglDebugRendererInfo;
-    PersistentWillBeMember<WebGLDebugShaders> m_webglDebugShaders;
-    PersistentWillBeMember<WebGLDrawBuffers> m_webglDrawBuffers;
-    PersistentWillBeMember<WebGLCompressedTextureATC> m_webglCompressedTextureATC;
-    PersistentWillBeMember<WebGLCompressedTextureETC1> m_webglCompressedTextureETC1;
-    PersistentWillBeMember<WebGLCompressedTexturePVRTC> m_webglCompressedTexturePVRTC;
-    PersistentWillBeMember<WebGLCompressedTextureS3TC> m_webglCompressedTextureS3TC;
-    PersistentWillBeMember<WebGLDepthTexture> m_webglDepthTexture;
+    RefPtrWillBeMember<ANGLEInstancedArrays> m_angleInstancedArrays;
+    RefPtrWillBeMember<CHROMIUMSubscribeUniform> m_chromiumSubscribeUniform;
+    RefPtrWillBeMember<EXTBlendMinMax> m_extBlendMinMax;
+    RefPtrWillBeMember<EXTFragDepth> m_extFragDepth;
+    RefPtrWillBeMember<EXTShaderTextureLOD> m_extShaderTextureLOD;
+    RefPtrWillBeMember<EXTsRGB> m_extsRGB;
+    RefPtrWillBeMember<EXTTextureFilterAnisotropic> m_extTextureFilterAnisotropic;
+    RefPtrWillBeMember<OESTextureFloat> m_oesTextureFloat;
+    RefPtrWillBeMember<OESTextureFloatLinear> m_oesTextureFloatLinear;
+    RefPtrWillBeMember<OESTextureHalfFloat> m_oesTextureHalfFloat;
+    RefPtrWillBeMember<OESTextureHalfFloatLinear> m_oesTextureHalfFloatLinear;
+    RefPtrWillBeMember<OESStandardDerivatives> m_oesStandardDerivatives;
+    RefPtrWillBeMember<OESVertexArrayObject> m_oesVertexArrayObject;
+    RefPtrWillBeMember<OESElementIndexUint> m_oesElementIndexUint;
+    RefPtrWillBeMember<WebGLLoseContext> m_webglLoseContext;
+    RefPtrWillBeMember<WebGLDebugRendererInfo> m_webglDebugRendererInfo;
+    RefPtrWillBeMember<WebGLDebugShaders> m_webglDebugShaders;
+    RefPtrWillBeMember<WebGLDrawBuffers> m_webglDrawBuffers;
+    RefPtrWillBeMember<WebGLCompressedTextureATC> m_webglCompressedTextureATC;
+    RefPtrWillBeMember<WebGLCompressedTextureETC1> m_webglCompressedTextureETC1;
+    RefPtrWillBeMember<WebGLCompressedTexturePVRTC> m_webglCompressedTexturePVRTC;
+    RefPtrWillBeMember<WebGLCompressedTextureS3TC> m_webglCompressedTextureS3TC;
+    RefPtrWillBeMember<WebGLDepthTexture> m_webglDepthTexture;
 };
 
 DEFINE_TYPE_CASTS(WebGLRenderingContext, CanvasRenderingContext, context,