Making ShowExtensionInstallDialog a callback

chrome/browser/extensions/crx_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/crx_installer.h"
 
 #include <map>
 #include <set>
 
 #include "base/bind.h"
@@ skipping 106 matching lines @@
   }
 
   if (approval->skip_install_dialog) {
     // Mark the extension as approved, but save the expected manifest and ID
     // so we can check that they match the CRX's.
     approved_ = true;
     expected_manifest_.reset(approval->parsed_manifest->DeepCopy());
     expected_id_ = approval->extension_id;
     record_oauth2_grant_ = approval->record_oauth2_grant;
   }
+
+  show_dialog_callback_ = approval->show_dialog_callback;
 }
 
 CrxInstaller::~CrxInstaller() {
   // Delete the temp directory and crx file as necessary. Note that the
   // destructor might be called on any thread, so we post a task to the file
   // thread to make sure the delete happens there. This is a best effort
   // operation since the browser can be shutting down so there might not
   // be a file thread to post to.
   if (!temp_dir_.value().empty()) {
     BrowserThread::PostTask(BrowserThread::FILE, FROM_HERE,
@@ skipping 309 matching lines @@
                 IDS_EXTENSION_OVERLAPPING_WEB_EXTENT,
                 UTF8ToUTF16(overlapping_extension->name()))));
     return;
   }
 
   current_version_ =
       frontend_weak_->extension_prefs()->GetVersionString(extension_->id());
 
   if (client_ && (!allow_silent_install_ || !approved_)) {
     AddRef();  // Balanced in Proceed() and Abort().
-    client_->ConfirmInstall(this, extension_.get());
+    client_->ConfirmInstall(this, extension_.get(), show_dialog_callback_);
   } else {
     if (!BrowserThread::PostTask(
             BrowserThread::FILE, FROM_HERE,
             base::Bind(&CrxInstaller::CompleteInstall, this)))
       NOTREACHED();
   }
   return;
 }
 
 void CrxInstaller::InstallUIProceed() {
@@ skipping 183 matching lines @@
   // is problematic because they don't know anything about the
   // extension before it is unpacked, so they cannot filter based
   // on the extension.
   content::NotificationService::current()->Notify(
       chrome::NOTIFICATION_CRX_INSTALLER_DONE,
       content::Source<CrxInstaller>(this),
       content::Details<const Extension>(extension));
 }
 
 }  // namespace extensions