Move Location to DOMWindow

Source/core/frame/DOMWindow.h

Index: Source/core/frame/DOMWindow.h
diff --git a/Source/core/frame/DOMWindow.h b/Source/core/frame/DOMWindow.h
index ed475d7d5985026387aeb059959e394e42dc2af5..0f08a0beac8c9fbdba04cb88140aa5e3ec3e3eab 100644
--- a/Source/core/frame/DOMWindow.h
+++ b/Source/core/frame/DOMWindow.h
@@ -43,10 +43,13 @@ class DOMWindow : public EventTargetWithInlineData, public RefCountedWillBeNoBas
     DEFINE_WRAPPERTYPEINFO();
     REFCOUNTED_EVENT_TARGET(DOMWindow);
 public:
+    virtual ~DOMWindow();
+
     // RefCountedWillBeGarbageCollectedFinalized overrides:
     void trace(Visitor* visitor) override
     {
         EventTargetWithInlineData::trace(visitor);

[haraken, 2015/02/03 00:56:09]

Nit: Make the trace call to a super class a tail call.

[Nate Chapin, 2015/02/03 19:17:21]

Done.

+        visitor->trace(m_location);
     }
 
     virtual bool isLocalDOMWindow() const { return false; }
@@ -65,8 +68,7 @@ public:
     virtual BarProp* toolbar() const = 0;
     virtual Navigator* navigator() const = 0;
     Navigator* clientInformation() const { return navigator(); }
-    // FIXME: Temporary, until window.location is implemented for remote frames.
-    virtual Location* location() const = 0;
+    Location* location() const;
 
     virtual bool offscreenBuffering() const = 0;
 
@@ -194,6 +196,8 @@ public:
     // See https://bugs.webkit.org/show_bug.cgi?id=62054
     bool isCurrentlyDisplayedInFrame() const;
 
+    virtual void reset();
+
     DEFINE_ATTRIBUTE_EVENT_LISTENER(animationend);
     DEFINE_ATTRIBUTE_EVENT_LISTENER(animationiteration);
     DEFINE_ATTRIBUTE_EVENT_LISTENER(animationstart);
@@ -211,6 +215,9 @@ public:
     DEFINE_ATTRIBUTE_EVENT_LISTENER(touchmove);
     DEFINE_ATTRIBUTE_EVENT_LISTENER(touchend);
     DEFINE_ATTRIBUTE_EVENT_LISTENER(touchcancel);
+
+private:
+    mutable RefPtrWillBeMember<Location> m_location;
 };
 
 } // namespace blink