Add extension permissions for new settings override API.

chrome/common/extensions/permissions/chrome_api_permissions.cc

Index: chrome/common/extensions/permissions/chrome_api_permissions.cc
diff --git a/chrome/common/extensions/permissions/chrome_api_permissions.cc b/chrome/common/extensions/permissions/chrome_api_permissions.cc
index 0fe74ed8f07c211fca79cd43e0fd6b3b748c0c15..65d88e070a5c6736a1f008b3b4b750a4421fa789 100644
--- a/chrome/common/extensions/permissions/chrome_api_permissions.cc
+++ b/chrome/common/extensions/permissions/chrome_api_permissions.cc
@@ -347,6 +347,23 @@ std::vector<APIPermissionInfo*> ChromeAPIPermissions::GetAllPermissions()
     { APIPermission::kFullscreen, "fullscreen" },
     { APIPermission::kAudio, "audio" },
     { APIPermission::kWebRtc, "webrtc" },
+
+    // Settings override permissions.
+    { APIPermission::kHomePage, "homePage",
+      APIPermissionInfo::kFlagCannotBeOptional |
+      APIPermissionInfo::kFlagInternal,
+      IDS_EXTENSION_PROMPT_WARNING_HOME_PAGE_SETTING_OVERRIDE,
+      PermissionMessage::kHomePage },
+    { APIPermission::kSearchSettings, "searchSettings",
+      APIPermissionInfo::kFlagCannotBeOptional |
+      APIPermissionInfo::kFlagInternal,
+      IDS_EXTENSION_PROMPT_WARNING_SEARCH_SETTINGS_OVERRIDE,
+      PermissionMessage::kSearchSettings },
+    { APIPermission::kStartupPages, "startupPages",
+      APIPermissionInfo::kFlagCannotBeOptional |
+      APIPermissionInfo::kFlagInternal,
+      IDS_EXTENSION_PROMPT_WARNING_START_PAGE_SETTING_OVERRIDE,
+      PermissionMessage::kStartupPages },
   };
 
   std::vector<APIPermissionInfo*> permissions;