binding: Changes the association among global-proxy/global/window-instance.

third_party/WebKit/Source/bindings/core/v8/DOMWrapperWorld.cpp

Index: third_party/WebKit/Source/bindings/core/v8/DOMWrapperWorld.cpp
diff --git a/third_party/WebKit/Source/bindings/core/v8/DOMWrapperWorld.cpp b/third_party/WebKit/Source/bindings/core/v8/DOMWrapperWorld.cpp
index 7f774b237070d7053468c1e099e356bb3dc0444d..ec78f7f738dc740185fcea1b8f04c9a83aab0216 100644
--- a/third_party/WebKit/Source/bindings/core/v8/DOMWrapperWorld.cpp
+++ b/third_party/WebKit/Source/bindings/core/v8/DOMWrapperWorld.cpp
@@ -30,19 +30,13 @@
 
 #include "bindings/core/v8/DOMWrapperWorld.h"
 
+#include <memory>
+
 #include "bindings/core/v8/DOMDataStore.h"
-#include "bindings/core/v8/ScriptController.h"
-#include "bindings/core/v8/V8Binding.h"
-#include "bindings/core/v8/V8DOMActivityLogger.h"
-#include "bindings/core/v8/V8DOMWrapper.h"
-#include "bindings/core/v8/V8Window.h"
-#include "bindings/core/v8/WindowProxy.h"
-#include "bindings/core/v8/WrapperTypeInfo.h"
-#include "core/dom/ExecutionContext.h"
+#include "bindings/core/v8/ScriptFunction.h"
 #include "wtf/HashTraits.h"
 #include "wtf/PtrUtil.h"
 #include "wtf/StdLibExtras.h"
-#include <memory>
 
 namespace blink {
 
@@ -315,4 +309,16 @@ void DOMWrapperWorld::weakCallbackForDOMObjectHolder(
   holderBase->world()->unregisterDOMObjectHolder(holderBase);
 }
 
+void DOMWrapperWorld::dissociateDOMWindowWrappersInAllWorlds(
+    ScriptWrappable* scriptWrappable) {
+  DCHECK(scriptWrappable);
+  DCHECK(isMainThread());
+
+  scriptWrappable->unsetWrapperIfAny();
+
+  for (auto& world : isolatedWorldMap().values()) {
+    world->domDataStore().unsetWrapperIfAny(scriptWrappable);
+  }
+}
+
 }  // namespace blink