Adds a webstorePrivate method for silently installing extensions.

chrome/common/chrome_switches.cc

 // Copyright (c) 2011 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/common/chrome_switches.h"
 
 #include "base/base_switches.h"
 #include "base/command_line.h"
 
 namespace switches {
@@ skipping 57 matching lines @@
 // some private APIs.
 const char kAppsCheckoutURL[]               = "apps-checkout-url";
 
 // Allows the webstorePrivate APIs to return browser (aka sync) login tokens to
 // be used for auto-login in the Web Store (normally they do not).
 const char kAppsGalleryReturnTokens[]       = "apps-gallery-return-tokens";
 
 // The URL to use for the gallery link in the app launcher.
 const char kAppsGalleryURL[]                = "apps-gallery-url";
 
+// The URL that the webstore APIs download extensions from.
+// Note: the URL must contain one '%s' for the extension ID.
+const char kAppsGalleryDownloadURL[]        = "apps-gallery-download-url";
+
 // The update url used by gallery/webstore extensions.
 const char kAppsGalleryUpdateURL[]          = "apps-gallery-update-url";
 
 // Whether to always use the new app install bubble when installing an app.
 const char kAppsNewInstallBubble[]          = "apps-new-install-bubble";
 
 // Disable throbber for extension apps.
 const char kAppsNoThrob[]                   = "apps-no-throb";
 
 // Whitelist of servers that Negotiate will generate delegated Kerberos tickets
@@ skipping 1203 matching lines @@
 
 // -----------------------------------------------------------------------------
 // DO NOT ADD YOUR CRAP TO THE BOTTOM OF THIS FILE.
 //
 // You were going to just dump your switches here, weren't you? Instead, please
 // put them in alphabetical order above, or in order inside the appropriate
 // ifdef at the bottom. The order should match the header.
 // -----------------------------------------------------------------------------
 
 }  // namespace switches