[WIP][SVG 2/4] Make data URL handling in ResourceFetcher and WebURLLoaderImpl consistent

content/child/blink_platform_impl.h

Index: content/child/blink_platform_impl.h
diff --git a/content/child/blink_platform_impl.h b/content/child/blink_platform_impl.h
index bdf839e255bb550b080bd6cfe1763ad4bf15fb71..983e8de14422f46b23d81d9b7e7d0e7b0e45c8b6 100644
--- a/content/child/blink_platform_impl.h
+++ b/content/child/blink_platform_impl.h
@@ -90,9 +90,10 @@ class CONTENT_EXPORT BlinkPlatformImpl
   blink::WebURLLoader* createURLLoader() override;
   blink::WebSocketHandle* createWebSocketHandle() override;
   blink::WebString userAgent() override;
-  blink::WebData parseDataURL(const blink::WebURL& url,
-                              blink::WebString& mimetype,
-                              blink::WebString& charset) override;
+  bool parseDataURLIfCanBeHandledLocally(const blink::WebURLRequest&,
+                                         blink::WebString& mimetype,
+                                         blink::WebString& charset,
+                                         blink::WebData&) override;
   blink::WebURLError cancelledError(const blink::WebURL& url) const override;
   bool isReservedIPAddress(const blink::WebString& host) const override;
   bool portAllowed(const blink::WebURL& url) const override;