Revert of Update robust read pixels to output number of columns and rows written.

ui/gl/generate_bindings.py

 #!/usr/bin/env python
 # 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.
 
 """code generator for GL/GLES extension wrangler."""
 
 import optparse
 import os
 import collections
@@ skipping 1277 matching lines @@
                { 'name': 'glQueryCounterEXT' }],
   'arguments': 'GLuint id, GLenum target', },
 { 'return_type': 'void',
   'names': ['glReadBuffer'],
   'arguments': 'GLenum src', },
 { 'return_type': 'void',
   'versions': [{'name': 'glReadnPixelsRobustANGLE',
                 'extensions': ['GL_ANGLE_robust_client_memory']}],
   'arguments':
       'GLint x, GLint y, GLsizei width, GLsizei height, GLenum format, '
-      'GLenum type, GLsizei bufSize, GLsizei* length, GLsizei* columns, '
-      'GLsizei* rows, void* data', },
+      'GLenum type, GLsizei bufSize, GLsizei* length, void* data', },
 { 'return_type': 'void',
   'names': ['glReadPixels'],
   'arguments':
     'GLint x, GLint y, GLsizei width, GLsizei height, GLenum format, '
     'GLenum type, void* pixels', },
 { 'return_type': 'void',
   'versions': [{'name': 'glReadPixelsRobustANGLE',
                 'extensions': ['GL_ANGLE_robust_client_memory']}],
   'arguments':
       'GLint x, GLint y, GLsizei width, GLsizei height, GLenum format, '
-      'GLenum type, GLsizei bufSize, GLsizei* length, GLsizei* columns, '
-      'GLsizei* rows, void* pixels', },
+      'GLenum type, GLsizei bufSize, GLsizei* length, void* pixels', },
 { 'return_type': 'void',
   'names': ['glReleaseShaderCompiler'],
   'arguments': 'void', },
 { 'return_type': 'void',
   'names': ['glRenderbufferStorageEXT', 'glRenderbufferStorage'],
   'arguments':
       'GLenum target, GLenum internalformat, GLsizei width, GLsizei height', },
 { 'return_type': 'void',
   'names': ['glRenderbufferStorageMultisample'],
   'arguments': 'GLenum target, GLsizei samples, GLenum internalformat, '
@@ skipping 2043 matching lines @@
     header_file = open(
         os.path.join(directory, 'gl_stub_autogen_gl.cc'), 'wb')
     GenerateStubSource(header_file, GL_FUNCTIONS)
     header_file.close()
     ClangFormat(header_file.name)
   return 0
 
 
 if __name__ == '__main__':
   sys.exit(main(sys.argv[1:]))