bindings: Simplifies WindowProxyManager and its relation to Frame.

third_party/WebKit/Source/core/frame/Frame.cpp

Index: third_party/WebKit/Source/core/frame/Frame.cpp
diff --git a/third_party/WebKit/Source/core/frame/Frame.cpp b/third_party/WebKit/Source/core/frame/Frame.cpp
index 088d8401f448e15a1ef0f971e51d5bbc7c6bdd70..27e19b9a1304b578e80e4ef69a2d35e6e4d9160c 100644
--- a/third_party/WebKit/Source/core/frame/Frame.cpp
+++ b/third_party/WebKit/Source/core/frame/Frame.cpp
@@ -30,6 +30,7 @@
 
 #include "core/frame/Frame.h"
 
+#include "bindings/core/v8/WindowProxyManager.h"
 #include "core/dom/DocumentType.h"
 #include "core/events/Event.h"
 #include "core/frame/FrameHost.h"
@@ -65,6 +66,7 @@ DEFINE_TRACE(Frame) {
   visitor->trace(m_treeNode);
   visitor->trace(m_host);
   visitor->trace(m_owner);
+  visitor->trace(m_windowProxyManager);
   visitor->trace(m_domWindow);
   visitor->trace(m_client);
 }
@@ -122,6 +124,10 @@ HTMLFrameOwnerElement* Frame::deprecatedLocalOwner() const {
                                        : nullptr;
 }
 
+WindowProxy* Frame::windowProxy(DOMWrapperWorld& world) {
+  return m_windowProxyManager->windowProxy(world);
+}
+
 static ChromeClient& emptyChromeClient() {
   DEFINE_STATIC_LOCAL(EmptyChromeClient, client, (EmptyChromeClient::create()));
   return client;
@@ -404,11 +410,13 @@ void Frame::setDocumentHasReceivedUserGesture() {
     parent->setDocumentHasReceivedUserGesture();
 }
 
-Frame::Frame(FrameClient* client, FrameHost* host, FrameOwner* owner)
+Frame::Frame(FrameClient* client, FrameHost* host, FrameOwner* owner,
+             WindowProxyManager* windowProxyManager)
     : m_treeNode(this),
       m_host(host),
       m_owner(owner),
       m_client(client),
+      m_windowProxyManager(windowProxyManager),
       m_isLoading(false) {
   InstanceCounters::incrementCounter(InstanceCounters::FrameCounter);