Rename "paint invalidation rect" etc. to "visual rect".

third_party/WebKit/Source/core/paint/PaintInvalidationCapableScrollableArea.h

Index: third_party/WebKit/Source/core/paint/PaintInvalidationCapableScrollableArea.h
diff --git a/third_party/WebKit/Source/core/paint/PaintInvalidationCapableScrollableArea.h b/third_party/WebKit/Source/core/paint/PaintInvalidationCapableScrollableArea.h
index ea3682c86c6a80a207820289c7a0624c2ace3ae4..cce76e982962f1a01650e6d75aa2365b742aaa92 100644
--- a/third_party/WebKit/Source/core/paint/PaintInvalidationCapableScrollableArea.h
+++ b/third_party/WebKit/Source/core/paint/PaintInvalidationCapableScrollableArea.h
@@ -34,9 +34,8 @@ class CORE_EXPORT PaintInvalidationCapableScrollableArea
   void invalidatePaintOfScrollControlsIfNeeded(const PaintInvalidationState&);
   void invalidatePaintOfScrollControlsIfNeeded(const PaintInvalidatorContext&);
 
-  // Should be called when the previous paint invalidation rects are no longer
-  // valid.
-  void clearPreviousPaintInvalidationRects();
+  // Should be called when the previous visual rects are no longer valid.
+  void clearPreviousVisualRects();
 
   virtual IntRect scrollCornerAndResizerRect() const {
     return scrollCornerRect();
@@ -52,9 +51,9 @@ class CORE_EXPORT PaintInvalidationCapableScrollableArea
 
   bool m_horizontalScrollbarPreviouslyWasOverlay;
   bool m_verticalScrollbarPreviouslyWasOverlay;
-  LayoutRect m_horizontalScrollbarPreviousPaintInvalidationRect;
-  LayoutRect m_verticalScrollbarPreviousPaintInvalidationRect;
-  LayoutRect m_scrollCornerAndResizerPreviousPaintInvalidationRect;
+  LayoutRect m_horizontalScrollbarPreviousVisualRect;
+  LayoutRect m_verticalScrollbarPreviousVisualRect;
+  LayoutRect m_scrollCornerAndResizerPreviousVisualRect;
 };
 
 }  // namespace blink