gpu: Remove Echo and SwapCompletion GL interfacess

cc/test/test_context_provider.h

 // Copyright 2013 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #ifndef CC_TEST_TEST_CONTEXT_PROVIDER_H_
 #define CC_TEST_TEST_CONTEXT_PROVIDER_H_
 
 #include "base/callback.h"
 #include "base/memory/scoped_ptr.h"
 #include "base/memory/weak_ptr.h"
 #include "base/synchronization/lock.h"
 #include "base/threading/thread_checker.h"
 #include "cc/output/context_provider.h"
 #include "cc/test/test_context_support.h"
+#include "cc/test/test_gles2_interface.h"
 #include "gpu/command_buffer/client/gles2_interface_stub.h"
+#include "ui/gfx/rect.h"
 
 namespace cc {
 class TestWebGraphicsContext3D;
-class TestGLES2Interface;
 
 class TestContextProvider : public ContextProvider {
  public:
   typedef base::Callback<scoped_ptr<TestWebGraphicsContext3D>(void)>
     CreateCallback;
 
   static scoped_refptr<TestContextProvider> Create();
   static scoped_refptr<TestContextProvider> Create(
       scoped_ptr<TestWebGraphicsContext3D> context);
 
@@ skipping 17 matching lines @@
   // state on the test context before binding. Don't call
   // InitializeOnCurrentThread on the context returned from this method.
   TestWebGraphicsContext3D* UnboundTestContext3d();
 
   TestContextSupport* support() { return &support_; }
 
   void SetMemoryAllocation(const ManagedMemoryPolicy& policy);
 
   void SetMaxTransferBufferUsageBytes(size_t max_transfer_buffer_usage_bytes);
 
+  TestGLES2Interface::SwapType last_swap_type() const {
+    return context_gl_->last_swap_type();
+  }
+  gfx::Rect last_partial_swap_rect() const {
+    return context_gl_->last_partial_swap_rect();
+  }
+
  protected:
   explicit TestContextProvider(scoped_ptr<TestWebGraphicsContext3D> context);
   virtual ~TestContextProvider();
 
  private:
   void OnLostContext();
 
   TestContextSupport support_;
 
   scoped_ptr<TestWebGraphicsContext3D> context3d_;
@@ skipping 11 matching lines @@
 
   base::WeakPtrFactory<TestContextProvider> weak_ptr_factory_;
 
   DISALLOW_COPY_AND_ASSIGN(TestContextProvider);
 };
 
 }  // namespace cc
 
 #endif  // CC_TEST_TEST_CONTEXT_PROVIDER_H_