Refactor: Make MediaCaptureDevicesDispatcher have pluggable handlers.

extensions/common/extension.cc

 // Copyright (c) 2013 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 "extensions/common/extension.h"
 
 #include "base/base64.h"
 #include "base/basictypes.h"
 #include "base/command_line.h"
 #include "base/files/file_path.h"
@@ skipping 414 matching lines @@
 }
 
 bool Extension::is_shared_module() const {
   return manifest()->is_shared_module();
 }
 
 bool Extension::is_theme() const {
   return manifest()->is_theme();
 }
 
+// This is a short-term solution to grant camera and/or microphone access to
+// extensions:
+// 1. Virtual keyboard extension.
+// 2. Flutter gesture recognition extension.
+// 3. TODO(smus): Airbender experiment 1.
+// 4. TODO(smus): Airbender experiment 2.
+// 5. Hotwording component extension.
+// 6. XKB input method component extension.
+// 7. M17n/T13n/CJK input method component extension.
+// Once http://crbug.com/292856 is fixed, remove this whitelist.
+bool Extension::is_media_request_white_listed() const {
+  return id() == "mppnpdlheglhdfmldimlhpnegondlapf" ||
+         id() == "jokbpnebhdcladagohdnfgjcpejggllo" ||
+         id() == "clffjmdilanldobdnedchkdbofoimcgb" ||
+         id() == "nnckehldicaciogcbchegobnafnjkcne" ||
+         id() == "nbpagnldghgfoolbancepceaanlmhfmd" ||
+         id() == "jkghodnilhceideoidjikpgommlajknk" ||
+         id() == "gjaehgfemfahhmlgpdfknkhdnemmolop";
+}
+
 bool Extension::can_be_incognito_enabled() const {
   // Only component platform apps are supported in incognito.
   return !is_platform_app() || location() == Manifest::COMPONENT;
 }
 
 void Extension::AddWebExtentPattern(const URLPattern& pattern) {
   // Bookmark apps are permissionless.
   if (from_bookmark())
     return;
 
@@ skipping 334 matching lines @@
 
 UpdatedExtensionPermissionsInfo::UpdatedExtensionPermissionsInfo(
     const Extension* extension,
     const PermissionSet* permissions,
     Reason reason)
     : reason(reason),
       extension(extension),
       permissions(permissions) {}
 
 }   // namespace extensions