Moving GraphicsContext and dependencies from core to platform.

Source/web/tests/DrawingBufferTest.cpp

Index: Source/web/tests/DrawingBufferTest.cpp
diff --git a/Source/core/platform/graphics/gpu/DrawingBufferTest.cpp b/Source/web/tests/DrawingBufferTest.cpp
similarity index 92%
rename from Source/core/platform/graphics/gpu/DrawingBufferTest.cpp
rename to Source/web/tests/DrawingBufferTest.cpp
index f7a0009484fe5541aeab15df880b7faab6e8dbb3..2b72d40ff993e5c954ab0daa6ba6519ee2636e43 100644
--- a/Source/core/platform/graphics/gpu/DrawingBufferTest.cpp
+++ b/Source/web/tests/DrawingBufferTest.cpp
@@ -30,11 +30,11 @@
 
 #include "config.h"
 
-#include "core/platform/graphics/gpu/DrawingBuffer.h"
+#include "platform/graphics/gpu/DrawingBuffer.h"
 
-#include "core/platform/graphics/GraphicsContext3D.h"
-#include "core/platform/testing/FakeWebGraphicsContext3D.h"
+#include "platform/graphics/GraphicsContext3D.h"
 #include "public/platform/Platform.h"
+#include "web/tests/MockWebGraphicsContext3D.h"
 #include "wtf/RefPtr.h"
 
 #include <gmock/gmock.h>
@@ -60,7 +60,7 @@ protected:
     virtual void SetUp()
     {
         RefPtr<FakeContextEvictionManager> contextEvictionManager = adoptRef(new FakeContextEvictionManager());
-        RefPtr<GraphicsContext3D> context = GraphicsContext3D::createGraphicsContextFromWebContext(adoptPtr(new FakeWebGraphicsContext3D));
+        RefPtr<GraphicsContext3D> context = GraphicsContext3D::createGraphicsContextFromWebContext(adoptPtr(new MockWebGraphicsContext3D));
         const IntSize size(100, 100);
         m_drawingBuffer = DrawingBuffer::create(context.get(), size, DrawingBuffer::Discard, contextEvictionManager.release());
     }