gpu: Add CHROMIUM_texture_from_image spec and fence support.

gpu/GLES2/gl2extchromium.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.
 
 // This file contains Chromium-specific GLES2 extensions declarations.
 
 #ifndef GPU_GLES2_GL2EXTCHROMIUM_H_
 #define GPU_GLES2_GL2EXTCHROMIUM_H_
 
 #include <GLES2/gl2.h>
@@ skipping 193 matching lines @@
 // TODO(gman): Get official numbers for this constants.
 #define GL_GET_ERROR_QUERY_CHROMIUM 0x6003
 #endif
 #endif  /* GL_CHROMIUM_get_error_query */
 
 /* GL_CHROMIUM_texture_from_image */
 #ifndef GL_CHROMIUM_texture_from_image
 #define GL_CHROMIUM_texture_from_image 1
 #ifdef GL_GLEXT_PROTOTYPES
 GL_APICALL void GL_APIENTRY glBindTexImage2DCHROMIUM(
-    GLenum target, GLint imageId);
+    GLenum target, GLint imageId, GLint fenceId);
 GL_APICALL void GL_APIENTRY glReleaseTexImage2DCHROMIUM(
     GLenum target, GLint imageId);
 #endif
 typedef void (GL_APIENTRYP PFNGLBINDTEXIMAGE2DCHROMIUMPROC) (
-    GLenum target, GLint imageId);
+    GLenum target, GLint imageId, GLint fenceId);
 typedef void (GL_APIENTRYP PFNGLRELEASETEXIMAGE2DCHROMIUMPROC) (
     GLenum target, GLint imageId);
 #endif  /* GL_CHROMIUM_texture_from_image */
 
 /* GL_CHROMIUM_post_sub_buffer */
 #ifndef GL_CHROMIUM_post_sub_buffer
 #define GL_CHROMIUM_post_sub_buffer 1
 #ifdef GL_GLEXT_PROTOTYPES
 GL_APICALL void GL_APIENTRY glPostSubBufferCHROMIUM(
     GLint x, GLint y, GLint width, GLint height);
@@ skipping 986 matching lines @@
 GL_APICALL void GL_APIENTRY glCoverageModulationCHROMIUM(GLenum components);
 #endif
 #define GL_COVERAGE_MODULATION_CHROMIUM 0x9332
 #endif /* GL_CHROMIUM_framebuffer_mixed_samples */
 
 #ifdef __cplusplus
 }
 #endif
 
 #endif  // GPU_GLES2_GL2EXTCHROMIUM_H_