Support remote installation of extensions and apps.

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 <vector>
 
 #include "base/basictypes.h"
 #include "base/bind.h"
@@ skipping 659 matching lines @@
       extension_service();
   CHECK(service);
 
   const Approval* approval = GetAssociatedApproval(download);
   DCHECK(approval);
 
   crx_installer_ = download_crx_util::CreateCrxInstaller(profile_, download);
 
   crx_installer_->set_expected_id(approval->extension_id);
   crx_installer_->set_is_gallery_install(true);
-  crx_installer_->set_allow_silent_install(true);
+  crx_installer_->set_allow_silent_install(CrxInstaller::GRANT_SILENTLY);
 
   crx_installer_->InstallCrx(download.GetFullPath());
 }
 
 void WebstoreInstaller::ReportFailure(const std::string& error,
                                       FailureReason reason) {
   if (delegate_) {
     delegate_->OnExtensionInstallFailure(id_, error, reason);
     delegate_ = NULL;
   }
@@ skipping 35 matching lines @@
         1,
         kMaxSizeKb,
         kNumBuckets);
   }
   UMA_HISTOGRAM_BOOLEAN(
       "Extensions.WebstoreDownload.InterruptTotalSizeUnknown",
       total_bytes <= 0);
 }
 
 }  // namespace extensions