UnmapImageCHROMIUMHelper 3983 gpu/command_buffer/client/gles2_implementation.cc UnmapImageCHROMIUMHelper(image_id); UnmapImageCHROMIUMHelper 550 gpu/command_buffer/client/gles2_implementation.h void UnmapImageCHROMIUMHelper(GLuint image_id);