Set display mode for browser

chrome/browser/ui/browser.cc

 // Copyright 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 "chrome/browser/ui/browser.h"
 
 #if defined(OS_WIN)
 #include <windows.h>
 #include <shellapi.h>
 #endif  // defined(OS_WIN)
@@ skipping 1716 matching lines @@
   exclusive_access_manager_->fullscreen_controller()->ExitFullscreenModeForTab(
       web_contents);
 }
 
 bool Browser::IsFullscreenForTabOrPending(
     const WebContents* web_contents) const {
   return exclusive_access_manager_->fullscreen_controller()
       ->IsFullscreenForTabOrPending(web_contents);
 }
 
+blink::WebDisplayMode Browser::GetDisplayMode(
+    const WebContents* web_contents) const {
+  if (window_->IsFullscreen())
+    return blink::WebDisplayModeFullscreen;
+
+  if (is_type_popup())
+    return blink::WebDisplayModeStandalone;
+
+  return blink::WebDisplayModeBrowser;
+}
+
 void Browser::RegisterProtocolHandler(WebContents* web_contents,
                                       const std::string& protocol,
                                       const GURL& url,
                                       bool user_gesture) {
   content::BrowserContext* context = web_contents->GetBrowserContext();
   if (context->IsOffTheRecord())
     return;
 
   ProtocolHandler handler =
       ProtocolHandler::CreateProtocolHandler(protocol, url);
@@ skipping 892 matching lines @@
   if (contents && !allow_js_access) {
     contents->web_contents()->GetController().LoadURL(
         target_url,
         content::Referrer(),
         ui::PAGE_TRANSITION_LINK,
         std::string());  // No extra headers.
   }
 
   return contents != NULL;
 }