Do not show image placeholders for CSS sprites

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

Index: third_party/WebKit/Source/core/css/CSSImageValue.cpp
diff --git a/third_party/WebKit/Source/core/css/CSSImageValue.cpp b/third_party/WebKit/Source/core/css/CSSImageValue.cpp
index be304a481be2bf462db677ed3a1749a2f793a5c5..c4d688a31cdd07784fbabd236504ba849bf70834 100644
--- a/third_party/WebKit/Source/core/css/CSSImageValue.cpp
+++ b/third_party/WebKit/Source/core/css/CSSImageValue.cpp
@@ -52,8 +52,11 @@ CSSImageValue::CSSImageValue(const AtomicString& absolute_url)
 
 CSSImageValue::~CSSImageValue() {}
 
-StyleImage* CSSImageValue::CacheImage(const Document& document,
-                                      CrossOriginAttributeValue cross_origin) {
+StyleImage* CSSImageValue::CacheImage(
+    const Document& document,
+    CrossOriginAttributeValue cross_origin,
+    FetchParameters::PlaceholderImageRequestType
+        placeholder_image_request_type) {
   if (!cached_image_) {
     if (absolute_url_.IsEmpty())
       ReResolveURL(document);
@@ -69,7 +72,8 @@ StyleImage* CSSImageValue::CacheImage(const Document& document,
                                          cross_origin);
     }
     if (document.GetSettings() &&
-        document.GetSettings()->GetFetchImagePlaceholders())
+        document.GetSettings()->GetFetchImagePlaceholders() &&
+        placeholder_image_request_type == FetchParameters::kAllowPlaceholder)
       params.SetAllowImagePlaceholder();
 
     if (ImageResourceContent* cached_image =