Move flush id from WebGraphicsContext3DImpl to GLES2Implementation.

gpu/command_buffer/client/gles2_trace_implementation_impl_autogen.h

Index: gpu/command_buffer/client/gles2_trace_implementation_impl_autogen.h
diff --git a/gpu/command_buffer/client/gles2_trace_implementation_impl_autogen.h b/gpu/command_buffer/client/gles2_trace_implementation_impl_autogen.h
index 5f8e3caa34a841c05756d0363cbf0827212a1935..eb42f3c82a44a5547b377c880b39903ddd4d7792 100644
--- a/gpu/command_buffer/client/gles2_trace_implementation_impl_autogen.h
+++ b/gpu/command_buffer/client/gles2_trace_implementation_impl_autogen.h
@@ -2225,6 +2225,11 @@ void GLES2TraceImplementation::FlushDriverCachesCHROMIUM() {
   gl_->FlushDriverCachesCHROMIUM();
 }
 
+GLuint GLES2TraceImplementation::GetLastFlushIdCHROMIUM() {
+  TRACE_EVENT_BINARY_EFFICIENT0("gpu", "GLES2Trace::GetLastFlushIdCHROMIUM");
+  return gl_->GetLastFlushIdCHROMIUM();
+}
+
 void GLES2TraceImplementation::MatrixLoadfCHROMIUM(GLenum matrixMode,
                                                    const GLfloat* m) {
   TRACE_EVENT_BINARY_EFFICIENT0("gpu", "GLES2Trace::MatrixLoadfCHROMIUM");