Merge 116258 - Hide downloads of extensions blacklist from web request API.

chrome/common/extensions/extension_constants.cc

-// Copyright (c) 2011 The Chromium Authors. All rights reserved.
+// 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/common/extensions/extension_constants.h"
 
 #include <vector>
 
 #include "base/command_line.h"
 #include "base/string_util.h"
 #include "chrome/common/chrome_switches.h"
@@ skipping 439 matching lines @@
 }
 
 GURL GetWebstoreItemJsonDataURL(const std::string& extension_id) {
   return GURL(GetWebstoreLaunchURL() + "/inlineinstall/detail/" + extension_id);
 }
 
 const char kGalleryUpdateHttpUrl[] =
     "http://clients2.google.com/service/update2/crx";
 const char kGalleryUpdateHttpsUrl[] =
     "https://clients2.google.com/service/update2/crx";
+// TODO(battre): Delete the HTTP URL once the blacklist is downloaded via HTTPS.
+const char kExtensionBlocklistUrlPrefix[] =
+    "http://www.gstatic.com/chrome/extensions/blacklist";
+const char kExtensionBlocklistHttpsUrlPrefix[] =
+    "https://www.gstatic.com/chrome/extensions/blacklist";
 
 GURL GetWebstoreUpdateUrl(bool secure) {
   CommandLine* cmdline = CommandLine::ForCurrentProcess();
   if (cmdline->HasSwitch(switches::kAppsGalleryUpdateURL))
     return GURL(cmdline->GetSwitchValueASCII(switches::kAppsGalleryUpdateURL));
   else
     return GURL(secure ? kGalleryUpdateHttpsUrl : kGalleryUpdateHttpUrl);
 }
 
 bool IsWebstoreUpdateUrl(const GURL& update_url) {
   return update_url == GetWebstoreUpdateUrl(false) ||
          update_url == GetWebstoreUpdateUrl(true);
 }
 
+bool IsBlacklistUpdateUrl(const GURL& url) {
+  // The extension blacklist URL is returned from the update service and
+  // therefore not determined by Chromium. If the location of the blacklist file
+  // ever changes, we need to update this function. A DCHECK in the
+  // ExtensionUpdater ensures that we notice a change. This is the full URL
+  // of a blacklist:
+  // http://www.gstatic.com/chrome/extensions/blacklist/l_0_0_0_7.txt
+  return StartsWithASCII(url.spec(), kExtensionBlocklistUrlPrefix, true) ||
+      StartsWithASCII(url.spec(), kExtensionBlocklistHttpsUrlPrefix, true);
+}
+
 const char kGalleryBrowsePrefix[] = "https://chrome.google.com/webstore";
 }
 
 namespace extension_filenames {
 const char kTempExtensionName[] = "CRX_INSTALL";
 
 // The file to write our decoded images to, relative to the extension_path.
 const char kDecodedImagesFilename[] = "DECODED_IMAGES";
 
 // The file to write our decoded message catalogs to, relative to the
 // extension_path.
 const char kDecodedMessageCatalogsFilename[] = "DECODED_MESSAGE_CATALOGS";
 }
 
 namespace extension_misc {
 const char kBookmarkManagerId[] = "eemcgdkfndhakfknompkggombfjjjeno";
 const char kWebStoreAppId[] = "ahfgeienlihckogmohjhadlkjgocpleb";
 const char kCloudPrintAppId[] = "mfehgcgbbipciphmccgaenjidiccnmng";
 const char kAppsPromoHistogram[] = "Extensions.AppsPromo";
 const char kAppLaunchHistogram[] = "Extensions.AppLaunch";
 #if defined(OS_CHROMEOS)
 const char kAccessExtensionPath[] =
     "/usr/share/chromeos-assets/accessibility/extensions";
 const char kChromeVoxDirectoryName[] = "access_chromevox";
 #endif
 
 }