Make a ShowExtensionActionPopup function

chrome/browser/extensions/extension_action_manager.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_action_manager.h"
 
 #include "chrome/browser/extensions/api/system_indicator/system_indicator_manager_factory.h"
 #include "chrome/browser/extensions/extension_action.h"
 #include "chrome/browser/profiles/profile.h"
 #include "components/keyed_service/content/browser_context_dependency_manager.h"
@@ skipping 82 matching lines @@
   const size_t kNumIconSizes = extension_misc::kNumExtensionActionIconSizes;
 
   // If the title is missing from |action|, set it to |extension|'s name.
   if (action->GetTitle(ExtensionAction::kDefaultTabId).empty())
     action->SetTitle(ExtensionAction::kDefaultTabId, extension.name());
 
   scoped_ptr<ExtensionIconSet> default_icon(new ExtensionIconSet());
   if (action->default_icon())
     *default_icon = *action->default_icon();
 
-  const ExtensionIconSet& extension_icons =
-      extensions::IconsInfo::GetIcons(&extension);
+  const ExtensionIconSet& extension_icons = IconsInfo::GetIcons(&extension);
   std::string largest_icon = extension_icons.Get(
       extension_misc::EXTENSION_ICON_GIGANTOR,
       ExtensionIconSet::MATCH_SMALLER);
 
   if (!largest_icon.empty()) {
     int largest_icon_size = extension_icons.GetIconSizeFromPath(largest_icon);
     // Replace any missing extension action icons with the largest icon
     // retrieved from |extension|'s manifest so long as the largest icon is
     // larger than the current key.
     for (int i = kNumIconSizes - 1; i >= 0; --i) {
@@ skipping 73 matching lines @@
   PopulateMissingValues(extension, new_action.get());
   return new_action.Pass();
 }
 
 ExtensionAction* ExtensionActionManager::GetSystemIndicator(
     const Extension& extension) const {
   // If it does not already exist, create the SystemIndicatorManager for the
   // given profile.  This could return NULL if the system indicator area is
   // unavailable on the current system.  If so, return NULL to signal that
   // the system indicator area is unusable.
-  if (!extensions::SystemIndicatorManagerFactory::GetForProfile(profile_))
+  if (!SystemIndicatorManagerFactory::GetForProfile(profile_))
     return NULL;
 
   return GetOrCreateOrNull(&system_indicators_, extension,
                            ActionInfo::TYPE_SYSTEM_INDICATOR,
                            ActionInfo::GetSystemIndicatorInfo(&extension),
                            profile_);
 }
 
+ExtensionAction* ExtensionActionManager::GetExtensionAction(
+    const Extension& extension) const {
+  ExtensionAction* action = GetBrowserAction(extension);
+  return action ? action : GetPageAction(extension);
+}
+
 }  // namespace extensions