Rename InvalidatePaintIfNeeded to drop deprecated IfNeeded suffix.

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

 // Copyright 2016 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #ifndef ObjectPaintInvalidator_h
 #define ObjectPaintInvalidator_h
 
 #include "core/CoreExport.h"
 #include "platform/graphics/PaintInvalidationReason.h"
 #include "platform/wtf/Allocator.h"
@@ skipping 77 matching lines @@
  protected:
   const LayoutObject& object_;
 };
 
 class ObjectPaintInvalidatorWithContext : public ObjectPaintInvalidator {
  public:
   ObjectPaintInvalidatorWithContext(const LayoutObject& object,
                                     const PaintInvalidatorContext& context)
       : ObjectPaintInvalidator(object), context_(context) {}
 
-  PaintInvalidationReason InvalidatePaintIfNeeded() {
-    return InvalidatePaintIfNeededWithComputedReason(
-        ComputePaintInvalidationReason());
+  PaintInvalidationReason InvalidatePaint() {
+    return InvalidatePaintWithComputedReason(ComputePaintInvalidationReason());
   }
 
   PaintInvalidationReason ComputePaintInvalidationReason();
-  PaintInvalidationReason InvalidatePaintIfNeededWithComputedReason(
+  PaintInvalidationReason InvalidatePaintWithComputedReason(
       PaintInvalidationReason);
 
   // This function generates a full invalidation, which means invalidating both
   // |oldVisualRect| and |newVisualRect|.  This is the default choice when
   // generating an invalidation, as it is always correct, albeit it may force
   // some extra painting.
   void FullyInvalidatePaint(PaintInvalidationReason,
                             const LayoutRect& old_visual_rect,
                             const LayoutRect& new_visual_rect);
 
@@ skipping 16 matching lines @@
  public:
   DisablePaintInvalidationStateAsserts();
 
  private:
   AutoReset<bool> disabler_;
 };
 
 }  // namespace blink
 
 #endif