Shape Detection: Implement FaceDetection on Mac as out-of-process service

chrome/browser/chrome_content_browser_client.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 "chrome/browser/chrome_content_browser_client.h"
 
 #include <map>
 #include <set>
 #include <utility>
 #include <vector>
@@ skipping 2314 matching lines @@
   }
 
   if (target_url.SchemeIs(extensions::kExtensionScheme)) {
     // Intentionally duplicating |io_data| and |map| code from above because we
     // want to reduce calls to retrieve them as this function is a SYNC IPC
     // handler.
     ProfileIOData* io_data = ProfileIOData::FromResourceContext(context);
     InfoMap* map = io_data->GetExtensionInfoMap();
     const Extension* extension =
         map->extensions().GetExtensionOrAppByURL(opener_url);
+    // TODO(lazyboy): http://crbug.com/585570, if |extension| is a platform app,
+    // disallow loading it in a tab via window.open(). Currently there are apps
+    // that rely on this to be allowed to get Cast API to work, so we are
+    // allowing this temporarily. Once Media Router is available on stable, this
+    // exception should not be required.
     if (extension && extension->is_platform_app()) {
       AppLoadedInTabSource source =
           opener_top_level_frame_url ==
                   extensions::BackgroundInfo::GetBackgroundURL(extension)
               ? APP_LOADED_IN_TAB_SOURCE_BACKGROUND_PAGE
               : APP_LOADED_IN_TAB_SOURCE_APP;
-      // TODO(lazyboy): Remove this UMA once the change below to disallow apps
-      // in tabs has settled in stable branch.
       UMA_HISTOGRAM_ENUMERATION("Extensions.AppLoadedInTab", source,
                                 APP_LOADED_IN_TAB_SOURCE_MAX);
-      // Platform apps and their background pages should not be able to call
-      // window.open() to load v2 apps in regular tab.
-      // Simply disallow window.open() calls in this case.
-      return false;
     }
   }
 #endif
 
   HostContentSettingsMap* content_settings =
       ProfileIOData::FromResourceContext(context)->GetHostContentSettingsMap();
 
 #if BUILDFLAG(ENABLE_PLUGINS)
   if (FlashDownloadInterception::ShouldStopFlashDownloadAction(
           content_settings, opener_top_level_frame_url, target_url,
@@ skipping 1017 matching lines @@
 bool ChromeContentBrowserClient::ShouldRedirectDOMStorageTaskRunner() {
   return variations::GetVariationParamValue(
              "BrowserScheduler", "RedirectDOMStorageTaskRunner") == "true";
 }
 
 bool ChromeContentBrowserClient::
     RedirectNonUINonIOBrowserThreadsToTaskScheduler() {
   return variations::GetVariationParamValue(
              "BrowserScheduler", "RedirectNonUINonIOBrowserThreads") == "true";
 }