discardFramebufferEXT 1058 cc/output/gl_renderer_unittest.cc virtual void discardFramebufferEXT(GLenum target, discardFramebufferEXT 404 webkit/common/gpu/webgraphicscontext3d_in_process_command_buffer_impl.cc void WebGraphicsContext3DInProcessCommandBufferImpl::discardFramebufferEXT(