gpu: Remove Echo and SwapCompletion GL interfacess

gpu/command_buffer/tests/gl_manager.h

 // Copyright (c) 2012 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 GPU_COMMAND_BUFFER_TESTS_GL_MANAGER_H_
 #define GPU_COMMAND_BUFFER_TESTS_GL_MANAGER_H_
 
 #include "base/containers/scoped_ptr_hash_map.h"
 #include "base/memory/ref_counted.h"
 #include "base/memory/scoped_ptr.h"
@@ skipping 87 matching lines @@
                                                       int32* id) OVERRIDE;
   virtual void DestroyGpuMemoryBuffer(int32 id) OVERRIDE;
   virtual uint32 InsertSyncPoint() OVERRIDE;
   virtual uint32 InsertFutureSyncPoint() OVERRIDE;
   virtual void RetireSyncPoint(uint32 sync_point) OVERRIDE;
   virtual void SignalSyncPoint(uint32 sync_point,
                                const base::Closure& callback) OVERRIDE;
   virtual void SignalQuery(uint32 query,
                            const base::Closure& callback) OVERRIDE;
   virtual void SetSurfaceVisible(bool visible) OVERRIDE;
-  virtual void Echo(const base::Closure& callback) OVERRIDE;
   virtual uint32 CreateStreamTexture(uint32 texture_id) OVERRIDE;
 
  private:
   void PumpCommands();
   bool GetBufferChanged(int32 transfer_buffer_id);
   void SetupBaseContext();
 
   scoped_refptr<gles2::MailboxManager> mailbox_manager_;
   scoped_refptr<gfx::GLShareGroup> share_group_;
   scoped_ptr<CommandBufferService> command_buffer_;
@@ skipping 12 matching lines @@
   // Used on Android to virtualize GL for all contexts.
   static int use_count_;
   static scoped_refptr<gfx::GLShareGroup>* base_share_group_;
   static scoped_refptr<gfx::GLSurface>* base_surface_;
   static scoped_refptr<gfx::GLContext>* base_context_;
 };
 
 }  // namespace gpu
 
 #endif  // GPU_COMMAND_BUFFER_TESTS_GL_MANAGER_H_