Avoid RenderObject::paintInvalidationForWholeRenderer() if possible

Source/core/editing/InputMethodController.cpp

 /*
  * Copyright (C) 2006, 2007, 2008, 2011 Apple Inc. All rights reserved.
  * Copyright (C) 2008 Nokia Corporation and/or its subsidiary(-ies)
  *
  * Redistribution and use in source and binary forms, with or without
  * modification, are permitted provided that the following conditions
  * are met:
  * 1. Redistributions of source code must retain the above copyright
  *    notice, this list of conditions and the following disclaimer.
  * 2. Redistributions in binary form must reproduce the above copyright
@@ skipping 287 matching lines @@
             m_compositionNode = toText(baseNode);
             m_compositionStart = baseOffset;
             m_compositionEnd = extentOffset;
             m_customCompositionUnderlines = underlines;
             size_t numUnderlines = m_customCompositionUnderlines.size();
             for (size_t i = 0; i < numUnderlines; ++i) {
                 m_customCompositionUnderlines[i].startOffset += baseOffset;
                 m_customCompositionUnderlines[i].endOffset += baseOffset;
             }
             if (baseNode->renderer())
-                baseNode->renderer()->paintInvalidationForWholeRenderer();
+                baseNode->renderer()->setShouldDoFullPaintInvalidation(true);
 
             unsigned start = std::min(baseOffset + selectionStart, extentOffset);
             unsigned end = std::min(std::max(start, baseOffset + selectionEnd), extentOffset);
             RefPtrWillBeRawPtr<Range> selectedRange = Range::create(baseNode->document(), baseNode, start, baseNode, end);
             m_frame.selection().setSelectedRange(selectedRange.get(), DOWNSTREAM, FrameSelection::NonDirectional, NotUserTriggered);
         }
     }
 }
 
 void InputMethodController::setCompositionFromExistingText(const Vector<CompositionUnderline>& underlines, unsigned compositionStart, unsigned compositionEnd)
@@ skipping 14 matching lines @@
         RefPtrWillBeRawPtr<Range> range = PlainTextRange(compositionStart, compositionEnd).createRange(*editable);
         m_compositionStart = range->startOffset();
         m_compositionEnd = range->endOffset();
         m_customCompositionUnderlines = underlines;
         size_t numUnderlines = m_customCompositionUnderlines.size();
         for (size_t i = 0; i < numUnderlines; ++i) {
             m_customCompositionUnderlines[i].startOffset += m_compositionStart;
             m_customCompositionUnderlines[i].endOffset += m_compositionStart;
         }
         if (baseNode->renderer())
-            baseNode->renderer()->paintInvalidationForWholeRenderer();
+            baseNode->renderer()->setShouldDoFullPaintInvalidation(true);
         return;
     }
 
     Editor::RevealSelectionScope revealSelectionScope(&editor());
     SelectionOffsetsScope selectionOffsetsScope(this);
     setSelectionOffsets(PlainTextRange(compositionStart, compositionEnd));
     setComposition(m_frame.selectedText(), underlines, 0, 0);
 }
 
 PassRefPtrWillBeRawPtr<Range> InputMethodController::compositionRange() const
@@ skipping 64 matching lines @@
         if (!setSelectionOffsets(PlainTextRange(std::max(static_cast<int>(selectionOffsets.start()) - before, 0), selectionOffsets.end() + after)))
             return;
         if (before == 0)
             break;
         ++before;
     } while (m_frame.selection().start() == m_frame.selection().end() && before <= static_cast<int>(selectionOffsets.start()));
     TypingCommand::deleteSelection(*m_frame.document());
 }
 
 } // namespace blink