Remove a bunch of provisionalDataSource() usage.

third_party/WebKit/Source/web/FrameLoaderClientImpl.h

Index: third_party/WebKit/Source/web/FrameLoaderClientImpl.h
diff --git a/third_party/WebKit/Source/web/FrameLoaderClientImpl.h b/third_party/WebKit/Source/web/FrameLoaderClientImpl.h
index c468e0ee64b9a8533ca98c6cd256f4ab8d1008bb..ad48490d0e88c421aaca1c6ebe0ac96d4a493d11 100644
--- a/third_party/WebKit/Source/web/FrameLoaderClientImpl.h
+++ b/third_party/WebKit/Source/web/FrameLoaderClientImpl.h
@@ -90,12 +90,12 @@ public:
     void dispatchDidReceiveServerRedirectForProvisionalLoad() override;
     void dispatchDidNavigateWithinPage(HistoryItem*, HistoryCommitType) override;
     void dispatchWillClose() override;
-    void dispatchDidStartProvisionalLoad(double triggeringEventTime) override;
+    void dispatchDidStartProvisionalLoad(DocumentLoader*, double triggeringEventTime) override;
     void dispatchDidReceiveTitle(const String&) override;
     void dispatchDidChangeIcons(IconType) override;
     void dispatchDidCommitLoad(HistoryItem*, HistoryCommitType) override;
-    void dispatchDidFailProvisionalLoad(const ResourceError&, HistoryCommitType) override;
-    void dispatchDidFailLoad(const ResourceError&, HistoryCommitType) override;
+    void dispatchDidFailProvisionalLoad(DocumentLoader*, const ResourceError&, HistoryCommitType) override;
+    void dispatchDidFailLoad(DocumentLoader*, const ResourceError&, HistoryCommitType) override;
     void dispatchDidFinishDocumentLoad(bool documentIsEmpty) override;
     void dispatchDidFinishLoad() override;
 
@@ -103,7 +103,7 @@ public:
     NavigationPolicy decidePolicyForNavigation(const ResourceRequest&, DocumentLoader*, NavigationPolicy) override;
     bool hasPendingNavigation() override;
     void dispatchWillSendSubmitEvent(HTMLFormElement*) override;
-    void dispatchWillSubmitForm(HTMLFormElement*) override;
+    void dispatchWillSubmitForm(DocumentLoader*, HTMLFormElement*) override;
     void didStartLoading(LoadStartType) override;
     void didStopLoading() override;
     void progressEstimateChanged(double progressEstimate) override;