Remove Navigation Transitions from Blink.

Source/core/loader/EmptyClients.h

Index: Source/core/loader/EmptyClients.h
diff --git a/Source/core/loader/EmptyClients.h b/Source/core/loader/EmptyClients.h
index d04a8561202a6b5b876fb7d647bf0c4770e23f96..2ccfbc9a209b0f38c4d350cc6d047865cb939081 100644
--- a/Source/core/loader/EmptyClients.h
+++ b/Source/core/loader/EmptyClients.h
@@ -185,7 +185,7 @@ public:
     virtual void dispatchDidHandleOnloadEvents() override { }
     virtual void dispatchDidReceiveServerRedirectForProvisionalLoad() override { }
     virtual void dispatchWillClose() override { }
-    virtual void dispatchDidStartProvisionalLoad(bool isTransitionNavigation, double triggeringEventTime) override { }
+    virtual void dispatchDidStartProvisionalLoad(double triggeringEventTime) override { }
     virtual void dispatchDidReceiveTitle(const String&) override { }
     virtual void dispatchDidChangeIcons(IconType) override { }
     virtual void dispatchDidCommitLoad(HistoryItem*, HistoryCommitType) override { }
@@ -196,7 +196,7 @@ public:
     virtual void dispatchDidFirstVisuallyNonEmptyLayout() override { }
     virtual void dispatchDidChangeThemeColor() override { };
 
-    virtual NavigationPolicy decidePolicyForNavigation(const ResourceRequest&, DocumentLoader*, NavigationPolicy, bool isTransitionNavigation) override;
+    virtual NavigationPolicy decidePolicyForNavigation(const ResourceRequest&, DocumentLoader*, NavigationPolicy) override;
 
     virtual void dispatchWillSendSubmitEvent(HTMLFormElement*) override;
     virtual void dispatchWillSubmitForm(HTMLFormElement*) override;