Suppress JavaScript dialogs when a tab puts itself into fullscreen.

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 <stddef.h>
 
 #include <cmath>
 #include <utility>
@@ skipping 4051 matching lines @@
 void WebContentsImpl::RunJavaScriptMessage(
     RenderFrameHost* render_frame_host,
     const base::string16& message,
     const base::string16& default_prompt,
     const GURL& frame_url,
     JavaScriptMessageType javascript_message_type,
     IPC::Message* reply_msg) {
   // Suppress JavaScript dialogs when requested. Also suppress messages when
   // showing an interstitial as it's shown over the previous page and we don't
   // want the hidden page's dialogs to interfere with the interstitial.
-  bool suppress_this_message =
-      ShowingInterstitialPage() || !delegate_ ||
-      delegate_->ShouldSuppressDialogs(this) ||
-      !delegate_->GetJavaScriptDialogManager(this);
+  bool suppress_this_message = ShowingInterstitialPage() || !delegate_ ||
+                               delegate_->ShouldSuppressDialogs(this, false) ||
+                               !delegate_->GetJavaScriptDialogManager(this);
 
   if (!suppress_this_message) {
     dialog_manager_ = delegate_->GetJavaScriptDialogManager(this);
     dialog_manager_->RunJavaScriptDialog(
         this, frame_url, javascript_message_type, message, default_prompt,
         base::Bind(&WebContentsImpl::OnDialogClosed, base::Unretained(this),
                    render_frame_host->GetProcess()->GetID(),
                    render_frame_host->GetRoutingID(), reply_msg, false),
         &suppress_this_message);
   }
@@ skipping 12 matching lines @@
 
 void WebContentsImpl::RunBeforeUnloadConfirm(
     RenderFrameHost* render_frame_host,
     bool is_reload,
     IPC::Message* reply_msg) {
   RenderFrameHostImpl* rfhi =
       static_cast<RenderFrameHostImpl*>(render_frame_host);
   if (delegate_)
     delegate_->WillRunBeforeUnloadConfirm();
 
-  bool suppress_this_message =
-      !rfhi->is_active() ||
-      ShowingInterstitialPage() || !delegate_ ||
-      delegate_->ShouldSuppressDialogs(this) ||
-      !delegate_->GetJavaScriptDialogManager(this);
+  bool suppress_this_message = !rfhi->is_active() ||
+                               ShowingInterstitialPage() || !delegate_ ||
+                               delegate_->ShouldSuppressDialogs(this, true) ||
+                               !delegate_->GetJavaScriptDialogManager(this);
   if (suppress_this_message) {
     rfhi->JavaScriptDialogClosed(reply_msg, true, base::string16(), true);
     return;
   }
 
   is_showing_before_unload_dialog_ = true;
   dialog_manager_ = delegate_->GetJavaScriptDialogManager(this);
   dialog_manager_->RunBeforeUnloadDialog(
       this, is_reload,
       base::Bind(&WebContentsImpl::OnDialogClosed, base::Unretained(this),
@@ skipping 1030 matching lines @@
   for (RenderViewHost* render_view_host : render_view_host_set)
     render_view_host->OnWebkitPreferencesChanged();
 }
 
 void WebContentsImpl::SetJavaScriptDialogManagerForTesting(
     JavaScriptDialogManager* dialog_manager) {
   dialog_manager_ = dialog_manager;
 }
 
 }  // namespace content