Tweak priorities of paint invalidation reasons

third_party/WebKit/Source/platform/graphics/PaintInvalidationReason.h

Index: third_party/WebKit/Source/platform/graphics/PaintInvalidationReason.h
diff --git a/third_party/WebKit/Source/platform/graphics/PaintInvalidationReason.h b/third_party/WebKit/Source/platform/graphics/PaintInvalidationReason.h
index d998991b305185d4a188290e889ebd2944256906..622dd5f962dc3dc41be5ca27fb476593fab9be95 100644
--- a/third_party/WebKit/Source/platform/graphics/PaintInvalidationReason.h
+++ b/third_party/WebKit/Source/platform/graphics/PaintInvalidationReason.h
@@ -48,6 +48,11 @@ inline bool isFullPaintInvalidationReason(PaintInvalidationReason reason)
     return reason >= PaintInvalidationFull;
 }
 
+inline bool isImmediateFullPaintInvalidationReason(PaintInvalidationReason reason)
+{
+    return isFullPaintInvalidationReason(reason) && reason != PaintInvalidationDelayedFull;
+}
+
 } // namespace blink
 
 #endif // PaintInvalidationReason_h