Cancel JavaScript dialogs when an interstitial appears.

content/browser/web_contents/web_contents_impl.cc

 // Copyright (c) 2012 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 "content/browser/web_contents/web_contents_impl.h"
 
 #include <utility>
 
 #include "base/command_line.h"
 #include "base/debug/trace_event.h"
@@ skipping 1767 matching lines @@
 void WebContentsImpl::RenderViewForInterstitialPageCreated(
     RenderViewHost* render_view_host) {
   FOR_EACH_OBSERVER(WebContentsObserver, observers_,
                     RenderViewForInterstitialPageCreated(render_view_host));
 }
 
 void WebContentsImpl::AttachInterstitialPage(
     InterstitialPageImpl* interstitial_page) {
   DCHECK(interstitial_page);
   render_manager_.set_interstitial_page(interstitial_page);
+
+  // Cancel any visible dialogs so that they don't interfere with the
+  // interstitial.
+  if (dialog_manager_)
+    dialog_manager_->CancelActiveAndPendingDialogs(this);
+
   FOR_EACH_OBSERVER(WebContentsObserver, observers_,
                     DidAttachInterstitialPage());
 }
 
 void WebContentsImpl::DetachInterstitialPage() {
   if (GetInterstitialPage())
     render_manager_.remove_interstitial_page();
   FOR_EACH_OBSERVER(WebContentsObserver, observers_,
                     DidDetachInterstitialPage());
 }
@@ skipping 2061 matching lines @@
 gfx::Size WebContentsImpl::GetSizeForNewRenderView() const {
   gfx::Size size;
   if (delegate_)
     size = delegate_->GetSizeForNewRenderView(this);
   if (size.IsEmpty())
     size = view_->GetContainerSize();
   return size;
 }
 
 }  // namespace content