Rename InvalidatePaintIfNeeded to drop deprecated IfNeeded suffix.

third_party/WebKit/Source/core/paint/BlockPaintInvalidator.cpp

Index: third_party/WebKit/Source/core/paint/BlockPaintInvalidator.cpp
diff --git a/third_party/WebKit/Source/core/paint/BlockPaintInvalidator.cpp b/third_party/WebKit/Source/core/paint/BlockPaintInvalidator.cpp
index 6e57c13cc157a4d1bb82748342f0394d9abee64a..3aa0040ed038027e89633f1a5beb136300fa3c14 100644
--- a/third_party/WebKit/Source/core/paint/BlockPaintInvalidator.cpp
+++ b/third_party/WebKit/Source/core/paint/BlockPaintInvalidator.cpp
@@ -20,14 +20,13 @@ void BlockPaintInvalidator::ClearPreviousVisualRects() {
   block_.GetFrame()->GetPage()->GetDragCaret().ClearPreviousVisualRect(block_);
 }
 
-PaintInvalidationReason BlockPaintInvalidator::InvalidatePaintIfNeeded(
+PaintInvalidationReason BlockPaintInvalidator::InvalidatePaint(
     const PaintInvalidatorContext& context) {
   PaintInvalidationReason reason =
-      BoxPaintInvalidator(block_, context).InvalidatePaintIfNeeded();
+      BoxPaintInvalidator(block_, context).InvalidatePaint();
 
-  block_.GetFrame()->Selection().InvalidatePaintIfNeeded(block_, context);
-  block_.GetFrame()->GetPage()->GetDragCaret().InvalidatePaintIfNeeded(block_,
-                                                                       context);
+  block_.GetFrame()->Selection().InvalidatePaint(block_, context);
+  block_.GetFrame()->GetPage()->GetDragCaret().InvalidatePaint(block_, context);
 
   return reason;
 }