Improve settings override bubble to indicate policy installed extensions

chrome/browser/ui/extensions/blocked_action_bubble_delegate.cc

 // Copyright 2016 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/ui/extensions/blocked_action_bubble_delegate.h"
 
 #include "base/callback_helpers.h"
 #include "base/strings/string16.h"
+#include "grit/components_scaled_resources.h"
 #include "grit/generated_resources.h"
 #include "ui/base/l10n/l10n_util.h"
+#include "ui/base/resource/resource_bundle.h"
 
 BlockedActionBubbleDelegate::BlockedActionBubbleDelegate(
     const base::Callback<void(CloseAction)>& callback,
     const std::string& extension_id)
     : callback_(callback), extension_id_(extension_id) {}
 
 BlockedActionBubbleDelegate::~BlockedActionBubbleDelegate() {}
 
 bool BlockedActionBubbleDelegate::ShouldShow() {
   // TODO(devlin): Technically, this could be wrong if the extension no longer
@@ skipping 34 matching lines @@
 
 std::string BlockedActionBubbleDelegate::GetAnchorActionId() {
   return extension_id_;
 }
 
 void BlockedActionBubbleDelegate::OnBubbleShown() {}
 
 void BlockedActionBubbleDelegate::OnBubbleClosed(CloseAction action) {
   base::ResetAndReturn(&callback_).Run(action);
 }
+
+std::unique_ptr<ToolbarActionsBarBubbleDelegate::ExtraViewInfo>
+BlockedActionBubbleDelegate::GetExtraViewInfo() {
+  return NULL;

[Devlin, 2016/08/02 20:34:05]

prefer nullptr in new code.

[catmullings, 2016/08/13 00:35:52]

Done.

+}