Rename cleanup in comments in css/ directory.

third_party/WebKit/Source/core/css/CSSImageSetValue.cpp

Index: third_party/WebKit/Source/core/css/CSSImageSetValue.cpp
diff --git a/third_party/WebKit/Source/core/css/CSSImageSetValue.cpp b/third_party/WebKit/Source/core/css/CSSImageSetValue.cpp
index 79c9680cb489f8a7dd89cf63e93119c8925cedeb..9578fe3facd8f68807dbe3caad4f4023f0943dd8 100644
--- a/third_party/WebKit/Source/core/css/CSSImageSetValue.cpp
+++ b/third_party/WebKit/Source/core/css/CSSImageSetValue.cpp
@@ -108,7 +108,7 @@ StyleImage* CSSImageSetValue::CacheImage(
   if (IsCachePending(device_scale_factor)) {
     // FIXME: In the future, we want to take much more than deviceScaleFactor
     // into acount here. All forms of scale should be included:
-    // Page::pageScaleFactor(), LocalFrame::pageZoomFactor(), and any CSS
+    // Page::PageScaleFactor(), LocalFrame::PageZoomFactor(), and any CSS
     // transforms. https://bugs.webkit.org/show_bug.cgi?id=81698
     ImageWithScale image = BestImageForScaleFactor(device_scale_factor);
     ResourceRequest resource_request(document.CompleteURL(image.image_url));