Expose microphone content setting to extensions.

chrome/browser/extensions/api/content_settings/content_settings_helpers.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/extensions/api/content_settings/content_settings_helpers.h"
 
 #include "base/basictypes.h"
 #include "base/logging.h"
 #include "base/memory/scoped_ptr.h"
 #include "content/public/common/url_constants.h"
 #include "extensions/common/url_pattern.h"
 
 namespace {
 
 const char kNoPathWildcardsError[] =
     "Path wildcards in file URL patterns are not allowed.";
 const char kNoPathsError[] = "Specific paths are not allowed.";
 const char kInvalidPatternError[] = "The pattern \"*\" is invalid.";
 
 const char* const kContentSettingsTypeNames[] = {
   "cookies",
   "images",
   "javascript",
   "plugins",
   "popups",
   "location",
   "notifications",
   "auto-select-certificate",
   "fullscreen",
-  "mouselock"
+  "mouselock",
+  "register-protocol-handler",
+  "media-stream",
+  "media-stream-mic"
 };
 
 // TODO(msramek): Assert that |kContentSettingsTypeNames| is synced with enum
 // |ContentSettingsType| and mapping in |kContentSettingsTypeGroupNames|.
 static_assert(arraysize(kContentSettingsTypeNames) <=
               CONTENT_SETTINGS_NUM_TYPES,
               "kContentSettingsTypeNames has an unexpected number of elements");
 
 const char* const kContentSettingNames[] = {
   "default",
@@ skipping 105 matching lines @@
 }
 
 const char* ContentSettingToString(ContentSetting setting) {
   size_t index = static_cast<size_t>(setting);
   DCHECK_LT(index, arraysize(kContentSettingNames));
   return kContentSettingNames[index];
 }
 
 }  // namespace content_settings_helpers
 }  // namespace extensions