Remove GL_CHROMIUM_iosurface extension

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

Index: ppapi/lib/gl/include/GLES2/gl2ext.h
diff --git a/ppapi/lib/gl/include/GLES2/gl2ext.h b/ppapi/lib/gl/include/GLES2/gl2ext.h
index 130eea20a8aa602071275719698917337857fd54..f222543bf6e15b4a0a3017f819004eae83400a9f 100644
--- a/ppapi/lib/gl/include/GLES2/gl2ext.h
+++ b/ppapi/lib/gl/include/GLES2/gl2ext.h
@@ -1894,25 +1894,6 @@ typedef void (GL_APIENTRYP PFNGLGETTRANSLATEDSHADERSOURCEANGLEPROC) (GLuint shad
 #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