Remove unnecessary zoom argument from GetImage() as its value is always available through the Layou…

third_party/WebKit/Source/core/style/StyleImage.h

 /*
  * Copyright (C) 2000 Lars Knoll (knoll@kde.org)
  *           (C) 2000 Antti Koivisto (koivisto@kde.org)
  *           (C) 2000 Dirk Mueller (mueller@kde.org)
  * Copyright (C) 2003, 2005, 2006, 2007, 2008 Apple Inc. All rights reserved.
  *
  * This library is free software; you can redistribute it and/or
  * modify it under the terms of the GNU Library General Public
  * License as published by the Free Software Foundation; either
  * version 2 of the License, or (at your option) any later version.
@@ skipping 45 matching lines @@
   // Note that the defaultObjectSize is assumed to be in the
   // effective zoom level given by multiplier, i.e. if multiplier is
   // the constant 1 the defaultObjectSize should be unzoomed.
   virtual LayoutSize ImageSize(const LayoutObject&,
                                float multiplier,
                                const LayoutSize& default_object_size) const = 0;
   virtual bool ImageHasRelativeSize() const = 0;
   virtual bool UsesImageContainerSize() const = 0;
   virtual void AddClient(LayoutObject*) = 0;
   virtual void RemoveClient(LayoutObject*) = 0;
-  // Note that the containerSize is assumed to be in the effective
-  // zoom level given by multiplier, i.e if the multiplier is the
-  // constant 1 the containerSize should be unzoomed.
+  // Note that the container_size is in the effective zoom level of
+  // the style that applies to the given LayoutObject, i.e if the zoom
+  // level is 1.0 the container_size should be unzoomed.
   virtual PassRefPtr<Image> GetImage(const LayoutObject&,
-                                     const IntSize& container_size,
-                                     float multiplier) const = 0;
+                                     const IntSize& container_size) const = 0;
   virtual WrappedImagePtr Data() const = 0;
   virtual float ImageScaleFactor() const { return 1; }
   virtual bool KnownToBeOpaque(const LayoutObject&) const = 0;
   virtual ImageResourceContent* CachedImage() const { return 0; }
 
   ALWAYS_INLINE bool IsImageResource() const { return is_image_resource_; }
   ALWAYS_INLINE bool IsPendingImage() const { return is_pending_image_; }
   ALWAYS_INLINE bool IsGeneratedImage() const { return is_generated_image_; }
   ALWAYS_INLINE bool IsImageResourceSet() const {
     return is_image_resource_set_;
@@ skipping 27 matching lines @@
 #define DEFINE_STYLE_IMAGE_TYPE_CASTS(thisType, function)                   \
   DEFINE_TYPE_CASTS(thisType, StyleImage, styleImage, styleImage->function, \
                     styleImage.function);                                   \
   inline thisType* To##thisType(const Member<StyleImage>& styleImage) {     \
     return To##thisType(styleImage.Get());                                  \
   }                                                                         \
   typedef int NeedsSemiColonAfterDefineStyleImageTypeCasts
 
 }  // namespace blink
 #endif