Remove the command buffer method glGetImageivCHROMIUM.

gpu/GLES2/gl2extchromium.h

Index: gpu/GLES2/gl2extchromium.h
diff --git a/gpu/GLES2/gl2extchromium.h b/gpu/GLES2/gl2extchromium.h
index 5eddb08028112f030de557e77568f10260a7ac6b..f0ef149ef4101e44491acc68823aea429089d430 100644
--- a/gpu/GLES2/gl2extchromium.h
+++ b/gpu/GLES2/gl2extchromium.h
@@ -114,30 +114,18 @@ typedef void (
 #define GL_RGB_YCBCR_420V_CHROMIUM 0x78FC
 #endif
 
-#ifndef GL_GPU_MEMORY_BUFFER_ID
-#define GL_GPU_MEMORY_BUFFER_ID 0x78FD
-#endif
-
 #ifdef GL_GLEXT_PROTOTYPES
 GL_APICALL GLuint GL_APIENTRY glCreateGpuMemoryBufferImageCHROMIUM(
     GLsizei width,
     GLsizei height,
     GLenum internalformat,
     GLenum usage);
-
-GL_APICALL void GL_APIENTRY glGetImageivCHROMIUM(
-    GLuint image_id,
-    GLenum param,
-    GLint* data);
 #endif
 typedef GLuint(GL_APIENTRYP PFNGLCREATEGPUMEMORYBUFFERIMAGECHROMIUMPROC)(
     GLsizei width,
     GLsizei height,
     GLenum internalformat,
     GLenum usage);
-typedef GLint(GL_APIENTRYP PFNGLGETIMAGEIVCHROMIUMPROC)(
-    GLuint image_id,
-    GLenum param);
 #endif  /* GL_CHROMIUM_gpu_memory_buffer_image */
 
 /* GL_CHROMIUM_deschedule */