FailGLError       501 gpu/command_buffer/client/gles2_implementation.cc   FailGLError(GetGLError());
FailGLError       510 gpu/command_buffer/client/gles2_implementation.cc   FailGLError(error);
FailGLError       642 gpu/command_buffer/client/gles2_implementation.h   void FailGLError(GLenum error);
FailGLError       645 gpu/command_buffer/client/gles2_implementation.h   void FailGLError(GLenum /* error */) { }