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

third_party/WebKit/Source/core/style/StyleFetchedImage.cpp

Index: third_party/WebKit/Source/core/style/StyleFetchedImage.cpp
diff --git a/third_party/WebKit/Source/core/style/StyleFetchedImage.cpp b/third_party/WebKit/Source/core/style/StyleFetchedImage.cpp
index ba4ade78b4f5780c0128301f1d101229d74bf573..814dfe176b5263e7350657afab576dc28531c777 100644
--- a/third_party/WebKit/Source/core/style/StyleFetchedImage.cpp
+++ b/third_party/WebKit/Source/core/style/StyleFetchedImage.cpp
@@ -117,14 +117,15 @@ void StyleFetchedImage::ImageNotifyFinished(ImageResourceContent*) {
   document_.Clear();
 }
 
-PassRefPtr<Image> StyleFetchedImage::GetImage(const LayoutObject&,
-                                              const IntSize& container_size,
-                                              float zoom) const {
+PassRefPtr<Image> StyleFetchedImage::GetImage(
+    const LayoutObject& obj,
+    const IntSize& container_size) const {
   if (!image_->GetImage()->IsSVGImage())
     return image_->GetImage();
 
   return SVGImageForContainer::Create(ToSVGImage(image_->GetImage()),
-                                      container_size, zoom, url_);
+                                      container_size,
+                                      obj.StyleRef().EffectiveZoom(), url_);
 }
 
 bool StyleFetchedImage::KnownToBeOpaque(