Remove GL_CHROMIUM_iosurface extension

ppapi/lib/gl/include/GLES2/gl2ext.h

 #ifndef __gl2ext_h_
 #define __gl2ext_h_
 
 /* $Revision: 16619 $ on $Date:: 2012-01-18 10:00:14 -0800 #$ */
 
 #ifdef __cplusplus
 extern "C" {
 #endif
 
 /*
@@ skipping 1876 matching lines @@
 #define GL_TEXTURE_RECTANGLE_ARB 0x84F5
 #endif
 #ifndef GL_TEXTURE_BINDING_RECTANGLE_ARB
 #define GL_TEXTURE_BINDING_RECTANGLE_ARB 0x84F6
 #endif
 #ifndef GL_SAMPLER_2D_RECT_ARB
 #define GL_SAMPLER_2D_RECT_ARB 0x8B63
 #endif
 #endif
 
-/* GL_CHROMIUM_iosurface */
-/* Exposes the Mac OS-specfic CGLTexImageIOSurface2D entry point as a
- * Chromium extension in the cross-platform API. Binds the IOSurface with
- * the given ID (an IOSurfaceID) to the texture bound to the given target.
- * To avoid needing to expose extraneous enums, assumes internal format
- * RGBA, format BGRA, and type UNSIGNED_INT_8_8_8_8_REV.
- */
-#ifndef GL_CHROMIUM_iosurface
-#define GL_CHROMIUM_iosurface 1
-#ifdef GL_GLEXT_PROTOTYPES
-#define glTexImageIOSurface2DCHROMIUM GLES2_GET_FUN(TexImageIOSurface2DCHROMIUM)
-#if !defined(GLES2_USE_CPP_BINDINGS)
-GL_APICALL void GL_APIENTRY glTexImageIOSurface2DCHROMIUM (GLenum target, GLsizei width, GLsizei height, GLuint ioSurfaceId, GLuint plane);
-#endif
-#else
-typedef void (GL_APIENTRYP PFNGLTEXIMAGEIOSURFACE2DCHROMIUM) (GLenum target, GLsizei width, GLsizei height, GLuint ioSurfaceId, GLuint plane);
-#endif
-#endif
-
 /* GL_CHROMIUM_copy_texture */
 #ifndef GL_CHROMIUM_copy_texture
 #ifndef GL_UNPACK_PREMULTIPLY_ALPHA_CHROMIUM
 #define GL_UNPACK_PREMULTIPLY_ALPHA_CHROMIUM 0x9241
 #endif
 #ifndef GL_UNPACK_COLORSPACE_CONVERSION_CHROMIUM
 #define GL_UNPACK_COLORSPACE_CONVERSION_CHROMIUM 0x9243
 #endif
 #ifdef GL_GLEXT_PROTOTYPES
 #define glCopyTextureCHROMIUM GLES2_GET_FUN(CopyTextureCHROMIUM)
@@ skipping 51 matching lines @@
 #define GL_CHROMIUM_command_buffer_query 1
 // TODO(gman): Get official numbers for these constants.
 #define GL_COMMANDS_ISSUED_CHROMIUM 0x84F2
 #endif
 
 #ifdef __cplusplus
 }
 #endif
 
 #endif /* __gl2ext_h_ */