Remove WebGraphicsContext3D::getGLES2Interface().

third_party/WebKit/Source/platform/graphics/gpu/DrawingBufferTest.cpp

 /*
  * Copyright (C) 2013 Google Inc. All rights reserved.
  *
  * Redistribution and use in source and binary forms, with or without
  * modification, are permitted provided that the following conditions are
  * met:
  *
  *     * Redistributions of source code must retain the above copyright
  * notice, this list of conditions and the following disclaimer.
  *     * Redistributions in binary form must reproduce the above
@@ skipping 205 matching lines @@
     {
         return m_contextGL->mostRecentlyProducedSize();
     }
 
 
     WGC3Duint nextImageIdToBeCreated()
     {
         return m_contextGL->currentImageId();
     }
 
-    gpu::gles2::GLES2Interface* getGLES2Interface() override
-    {
-        return m_contextGL;
-    }
-
 private:
     GLES2InterfaceForTests* m_contextGL;
 };
 
 static const int initialWidth = 100;
 static const int initialHeight = 100;
 static const int alternateHeight = 50;
 
 class DrawingBufferForTests : public DrawingBuffer {
 public:
@@ skipping 438 matching lines @@
         : m_contextGL(gl)
     {
     }
     ~DepthStencilTrackingContext() override {}
 
     size_t numAllocatedRenderBuffer() const { return m_contextGL->numAllocatedRenderBuffer(); }
     WebGLId stencilAttachment() const { return m_contextGL->stencilAttachment(); }
     WebGLId depthAttachment() const { return m_contextGL->depthAttachment(); }
     WebGLId depthStencilAttachment() const { return m_contextGL->depthStencilAttachment(); }
 
-    gpu::gles2::GLES2Interface* getGLES2Interface() override { return m_contextGL; }
-
 private:
     DepthStencilTrackingGLES2Interface* m_contextGL;
 };
 
 struct DepthStencilTestCase {
     DepthStencilTestCase(bool requestStencil, bool requestDepth, int expectedRenderBuffers, const char* const testCaseName)
         : requestStencil(requestStencil)
         , requestDepth(requestDepth)
         , expectedRenderBuffers(expectedRenderBuffers)
         , testCaseName(testCaseName) { }
@@ skipping 113 matching lines @@
     m_drawingBuffer->markContentsChanged();
     EXPECT_TRUE(m_drawingBuffer->prepareMailbox(&mailbox, 0));
     EXPECT_EQ(initialSize, webContext()->mostRecentlyProducedSize());
     EXPECT_FALSE(mailbox.allowOverlay);
 
     m_drawingBuffer->mailboxReleased(mailbox, false);
     m_drawingBuffer->beginDestruction();
 }
 
 } // namespace blink