✀ Remove postMessage plumbing for swappedout:// ✀

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

 // Copyright 2014 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #include "core/frame/DOMWindow.h"
 
 #include "bindings/core/v8/ScriptCallStack.h"
 #include "core/dom/Document.h"
 #include "core/dom/ExceptionCode.h"
 #include "core/dom/ExecutionContext.h"
 #include "core/dom/SecurityContext.h"
 #include "core/events/MessageEvent.h"
 #include "core/frame/Frame.h"
 #include "core/frame/FrameClient.h"
 #include "core/frame/FrameConsole.h"
 #include "core/frame/LocalDOMWindow.h"
 #include "core/frame/Location.h"
+#include "core/frame/RemoteDOMWindow.h"
 #include "core/frame/RemoteFrame.h"
 #include "core/frame/Settings.h"
 #include "core/frame/UseCounter.h"
 #include "core/input/EventHandler.h"
 #include "core/inspector/ConsoleMessageStorage.h"
 #include "core/inspector/InspectorInstrumentation.h"
 #include "core/loader/FrameLoaderClient.h"
 #include "core/loader/MixedContentChecker.h"
 #include "core/page/ChromeClient.h"
 #include "core/page/FocusController.h"
@@ skipping 185 matching lines @@
     String sourceOrigin = (hasSuborigin && securityOrigin->suborigin()->policyContains(unsafeSendOpt)) ? securityOrigin->toPhysicalOriginString() : securityOrigin->toString();
     String sourceSuborigin = hasSuborigin ? securityOrigin->suborigin()->name() : String();
 
     KURL targetUrl = isLocalDOMWindow() ? document()->url() : KURL(KURL(), frame()->securityContext()->getSecurityOrigin()->toString());
     if (MixedContentChecker::isMixedContent(sourceDocument->getSecurityOrigin(), targetUrl))
         UseCounter::count(frame(), UseCounter::PostMessageFromSecureToInsecure);
     else if (MixedContentChecker::isMixedContent(frame()->securityContext()->getSecurityOrigin(), sourceDocument->url()))
         UseCounter::count(frame(), UseCounter::PostMessageFromInsecureToSecure);
 
     MessageEvent* event = MessageEvent::create(std::move(channels), message, sourceOrigin, String(), source, sourceSuborigin);
-    // Give the embedder a chance to intercept this postMessage.  If the
-    // target is a remote frame, the message will be forwarded through the
-    // browser process.
-    if (frame()->client()->willCheckAndDispatchMessageEvent(target.get(), event, source->document()->frame()))
-        return;
 
-    // Capture stack trace only when inspector front-end is loaded as it may be time consuming.
-    RefPtr<ScriptCallStack> stackTrace;
-    if (InspectorInstrumentation::consoleAgentEnabled(sourceDocument))
-        stackTrace = ScriptCallStack::capture();
-
-    blink::toLocalDOMWindow(this)->schedulePostMessage(event, target.get(), stackTrace.release());
+    schedulePostMessage(event, std::move(target), sourceDocument);
 }
 
 // FIXME: Once we're throwing exceptions for cross-origin access violations, we will always sanitize the target
 // frame details, so we can safely combine 'crossDomainAccessErrorMessage' with this method after considering
 // exactly which details may be exposed to JavaScript.
 //
 // http://crbug.com/17325
 String DOMWindow::sanitizedCrossDomainAccessErrorMessage(const LocalDOMWindow* callingWindow) const
 {
     if (!callingWindow || !callingWindow->document() || !frame())
@@ skipping 132 matching lines @@
     page->focusController().focusDocumentView(frame(), true /* notifyEmbedder */);
 }
 
 DEFINE_TRACE(DOMWindow)
 {
     visitor->trace(m_location);
     EventTargetWithInlineData::trace(visitor);
 }
 
 } // namespace blink