// size, then also pump through a new resize message if there is time.
void PauseForPendingResizeOrRepaints();
+ // Whether pausing may be useful.
+ bool CanPauseForPendingResizeOrRepaints();
+
// Check for the existance of a BackingStore of the given |desired_size| and
// return it if it exists. If the BackingStore is GPU, true is returned and
// |*backing_store| is set to NULL.