gpu: Remove async texture uploads.

ui/gl/gl_bindings.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 UI_GL_GL_BINDINGS_H_
 #define UI_GL_GL_BINDINGS_H_
 
 #include <string>
 
 // Includes the platform independent and platform dependent GL headers.
@@ skipping 108 matching lines @@
 // GL_CHROMIUM_command_buffer_query
 #define GL_COMMANDS_ISSUED_CHROMIUM                      0x6004
 
 /* GL_CHROMIUM_get_error_query */
 #define GL_GET_ERROR_QUERY_CHROMIUM                      0x6003
 
 /* GL_CHROMIUM_command_buffer_latency_query */
 #define GL_LATENCY_QUERY_CHROMIUM                        0x6007
 
 /* GL_CHROMIUM_async_pixel_transfers */
-#define GL_ASYNC_PIXEL_UNPACK_COMPLETED_CHROMIUM         0x6005
 #define GL_ASYNC_PIXEL_PACK_COMPLETED_CHROMIUM           0x6006
 
 // GL_CHROMIUM_sync_query
 #define GL_COMMANDS_COMPLETED_CHROMIUM                   0x84F7
 
 // GL_CHROMIUM_gpu_memory_buffer_image
 #define GL_MAP_CHROMIUM                                  0x78F1
 #define GL_SCANOUT_CHROMIUM                              0x78F2
 
 // GL_CHROMIUM_yuv_420_image
@@ skipping 322 matching lines @@
 #elif defined(OS_ANDROID)
 
 GL_EXPORT extern EGLApi* g_current_egl_context;
 GL_EXPORT extern DriverEGL g_driver_egl;
 
 #endif
 
 }  // namespace gfx
 
 #endif  // UI_GL_GL_BINDINGS_H_