Re-apply CL's to force store-hosted extension update checks to use SSL

chrome/browser/extensions/webstore_installer.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/webstore_installer.h"
 
 #include "base/basictypes.h"
 #include "base/bind.h"
 #include "base/command_line.h"
 #include "base/file_util.h"
@@ skipping 64 matching lines @@
         cmd_line->GetSwitchValueASCII(switches::kAppsGalleryDownloadURL);
     return GURL(base::StringPrintf(download_url.c_str(),
                                    extension_id.c_str()));
   }
   std::vector<std::string> params;
   params.push_back("id=" + extension_id);
   if (!install_source.empty())
     params.push_back("installsource=" + install_source);
   params.push_back("lang=" + g_browser_process->GetApplicationLocale());
   params.push_back("uc");
-  std::string url_string = extension_urls::GetWebstoreUpdateUrl(true).spec();
+  std::string url_string = extension_urls::GetWebstoreUpdateUrl().spec();
 
   GURL url(url_string + "?response=redirect&x=" +
       net::EscapeQueryParamValue(JoinString(params, '&'), true));
   DCHECK(url.is_valid());
 
   return url;
 }
 
 // Must be executed on the FILE thread.
 void GetDownloadFilePath(
@@ skipping 257 matching lines @@
 void WebstoreInstaller::ReportSuccess() {
   if (delegate_) {
     delegate_->OnExtensionInstallSuccess(id_);
     delegate_ = NULL;
   }
 
   Release();  // Balanced in Start().
 }
 
 }  // namespace extensions