Replicating WebFrame::uniqueName across renderers.

third_party/WebKit/Source/web/WebFrame.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 "public/web/WebFrame.h"
 
 #include "bindings/core/v8/WindowProxyManager.h"
 #include "core/frame/FrameHost.h"
 #include "core/frame/FrameView.h"
 #include "core/frame/LocalFrame.h"
@@ skipping 52 matching lines @@
     }
 
     if (m_opener) {
         frame->setOpener(m_opener);
         setOpener(nullptr);
     }
     m_openedFrameTracker->transferTo(frame);
 
     FrameHost* host = oldFrame->host();
     AtomicString name = oldFrame->tree().name();
+    AtomicString uniqueName = oldFrame->tree().uniqueName();
     FrameOwner* owner = oldFrame->owner();
     oldFrame->disconnectOwnerElement();
 
     v8::HandleScope handleScope(v8::Isolate::GetCurrent());
     HashMap<DOMWrapperWorld*, v8::Local<v8::Object>> globals;
     oldFrame->windowProxyManager()->clearForNavigation();
     oldFrame->windowProxyManager()->releaseGlobals(globals);
 
     // Although the Document in this frame is now unloaded, many resources
     // associated with the frame itself have not yet been freed yet.
@@ skipping 11 matching lines @@
                 HTMLFrameOwnerElement* ownerElement = toHTMLFrameOwnerElement(owner);
                 ownerElement->setContentFrame(localFrame);
                 ownerElement->setWidget(localFrame.view());
             } else {
                 toRemoteBridgeFrameOwner(owner)->setContentFrame(toWebLocalFrameImpl(frame));
             }
         } else {
             localFrame.page()->setMainFrame(&localFrame);
         }
     } else {
-        toWebRemoteFrameImpl(frame)->initializeCoreFrame(host, owner, name, nullAtom);
+        toWebRemoteFrameImpl(frame)->initializeCoreFrame(host, owner, name, uniqueName);
     }
 
     frame->toImplBase()->frame()->windowProxyManager()->setGlobals(globals);
 
     m_parent = nullptr;
 
     return true;
 }
 
 void WebFrame::detach()
@@ skipping 241 matching lines @@
     void WebFrame::traceFrames(VisitorDispatcher visitor, WebFrame* frame) { traceFramesImpl(visitor, frame); }                \
     void WebFrame::clearWeakFrames(VisitorDispatcher visitor) { clearWeakFramesImpl(visitor); }
 
 DEFINE_VISITOR_METHOD(Visitor*)
 DEFINE_VISITOR_METHOD(InlinedGlobalMarkingVisitor)
 
 #undef DEFINE_VISITOR_METHOD
 #endif
 
 } // namespace blink