Move SetReferrerForRequest method from WebFrame to WebLocalFrame.

media/blink/multibuffer_data_source_unittest.cc

Index: media/blink/multibuffer_data_source_unittest.cc
diff --git a/media/blink/multibuffer_data_source_unittest.cc b/media/blink/multibuffer_data_source_unittest.cc
index 36596d6555b0783bfc987e2423f5f183b19367b1..6ca264d0fec9445c0005d9ba077a34a761e6dfbb 100644
--- a/media/blink/multibuffer_data_source_unittest.cc
+++ b/media/blink/multibuffer_data_source_unittest.cc
@@ -150,7 +150,7 @@ class TestUrlData : public UrlData {
 
 class TestUrlIndex : public UrlIndex {
  public:
-  explicit TestUrlIndex(blink::WebFrame* frame) : UrlIndex(frame) {}
+  explicit TestUrlIndex(blink::WebLocalFrame* frame) : UrlIndex(frame) {}
 
   scoped_refptr<UrlData> NewUrlData(const GURL& url,
                                     UrlData::CORSMode cors_mode) override {