[Extensions] Add logic for when to show the toolbar redesign bubble.

chrome/browser/extensions/extension_toolbar_model.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/extension_toolbar_model.h"
 
 #include <algorithm>
 #include <string>
 
 #include "base/message_loop/message_loop.h"
@@ skipping 14 matching lines @@
 #include "content/public/browser/notification_details.h"
 #include "content/public/browser/notification_source.h"
 #include "content/public/browser/web_contents.h"
 #include "extensions/browser/extension_prefs.h"
 #include "extensions/browser/extension_registry.h"
 #include "extensions/browser/extension_system.h"
 #include "extensions/browser/pref_names.h"
 #include "extensions/common/extension.h"
 #include "extensions/common/extension_set.h"
 #include "extensions/common/feature_switch.h"
+#include "extensions/common/manifest_constants.h"
 #include "extensions/common/one_shot_event.h"
 
 namespace extensions {
 
 ExtensionToolbarModel::ExtensionToolbarModel(Profile* profile,
                                              ExtensionPrefs* extension_prefs)
     : profile_(profile),
       extension_prefs_(extension_prefs),
       prefs_(profile_->GetPrefs()),
       extensions_initialized_(false),
@@ skipping 690 matching lines @@
   if (is_highlighting_) {
     highlighted_items_.clear();
     is_highlighting_ = false;
     if (old_visible_icon_count_ != visible_icon_count_)
       SetVisibleIconCount(old_visible_icon_count_);
     FOR_EACH_OBSERVER(Observer, observers_,
                       OnToolbarHighlightModeChanged(false));
   }
 }
 
+bool ExtensionToolbarModel::RedesignIsShowingNewIcons() const {
+  for (const scoped_refptr<const Extension>& extension : toolbar_items_) {
+    // Without the redesign, we only show extensions with browser actions.
+    // Any extension without a browser action is an indication that we're
+    // showing something new.
+    if (!extension->manifest()->HasKey(manifest_keys::kBrowserAction))
+      return true;
+  }
+  return false;
+}
+
 }  // namespace extensions