Throw exception instead of crashing when creating a wrong wrapper

third_party/WebKit/Source/bindings/core/v8/V8DOMWrapper.cpp

Index: third_party/WebKit/Source/bindings/core/v8/V8DOMWrapper.cpp
diff --git a/third_party/WebKit/Source/bindings/core/v8/V8DOMWrapper.cpp b/third_party/WebKit/Source/bindings/core/v8/V8DOMWrapper.cpp
index 7230fd47489ab190808e540940f2222835b1fe14..2c1739f0dbe647b463367850c68c034b30e535d3 100644
--- a/third_party/WebKit/Source/bindings/core/v8/V8DOMWrapper.cpp
+++ b/third_party/WebKit/Source/bindings/core/v8/V8DOMWrapper.cpp
@@ -125,8 +125,12 @@ void V8WrapperInstantiationScope::securityCheck(v8::Isolate* isolate, v8::Local<
     }
     const DOMWrapperWorld& currentWorld = DOMWrapperWorld::world(m_context);
     RELEASE_ASSERT(currentWorld.worldId() == DOMWrapperWorld::world(contextForWrapper).worldId());
-    if (currentWorld.isMainWorld()) {
-        RELEASE_ASSERT(BindingSecurity::shouldAllowAccessToFrame(isolate, currentDOMWindow(isolate), frame, DoNotReportSecurityError));
+    if (currentWorld.isMainWorld() && !BindingSecurity::shouldAllowAccessToFrame(isolate, currentDOMWindow(isolate), frame, DoNotReportSecurityError)) {
+        // TODO(jochen): Add the interface name here once this is generalized.
+        ExceptionState exceptionState(ExceptionState::ConstructionContext, nullptr, contextForWrapper->Global(), isolate);
+        exceptionState.throwSecurityError(String(), String());
+        exceptionState.throwIfNeeded();
+        return;
     }
 }