Create a cross-platform helper class for badging the wrench menu.

chrome/browser/ui/views/toolbar/toolbar_view.cc

Index: chrome/browser/ui/views/toolbar/toolbar_view.cc
===================================================================
--- chrome/browser/ui/views/toolbar/toolbar_view.cc	(revision 283822)
+++ chrome/browser/ui/views/toolbar/toolbar_view.cc	(working copy)
@@ -4,6 +4,8 @@
 
 #include "chrome/browser/ui/views/toolbar/toolbar_view.h"
 
+#include <algorithm>
+
 #include "base/command_line.h"
 #include "base/debug/trace_event.h"
 #include "base/i18n/number_formatting.h"
@@ -44,7 +46,6 @@
 #include "chrome/browser/ui/views/toolbar/toolbar_button.h"
 #include "chrome/browser/ui/views/toolbar/wrench_menu.h"
 #include "chrome/browser/ui/views/toolbar/wrench_toolbar_button.h"
-#include "chrome/browser/upgrade_detector.h"
 #include "chrome/common/chrome_switches.h"
 #include "chrome/common/pref_names.h"
 #include "content/public/browser/browser_accessibility_state.h"
@@ -73,8 +74,6 @@
 #include "ui/views/window/non_client_view.h"
 
 #if defined(OS_WIN)
-#include "base/win/windows_version.h"
-#include "chrome/browser/enumerate_modules_model_win.h"
 #include "chrome/browser/ui/views/conflicting_module_view_win.h"
 #include "chrome/browser/ui/views/critical_notification_bubble_view.h"
 #endif
@@ -136,6 +135,7 @@
       browser_actions_(NULL),
       app_menu_(NULL),
       browser_(browser),
+      badge_controller_(browser->profile(), this),
       extension_message_bubble_factory_(
           new extensions::ExtensionMessageBubbleFactory(browser->profile(),
                                                         this)) {
@@ -166,16 +166,7 @@
 #if defined(OS_WIN)
   registrar_.Add(this, chrome::NOTIFICATION_CRITICAL_UPGRADE_INSTALLED,
                  content::NotificationService::AllSources());
-  if (base::win::GetVersion() == base::win::VERSION_XP) {
-    registrar_.Add(this, chrome::NOTIFICATION_MODULE_LIST_ENUMERATED,
-                   content::NotificationService::AllSources());
-  }
 #endif
-  registrar_.Add(this,
-                 chrome::NOTIFICATION_MODULE_INCOMPATIBILITY_BADGE_CHANGE,
-                 content::NotificationService::AllSources());
-  registrar_.Add(this, chrome::NOTIFICATION_GLOBAL_ERRORS_CHANGED,
-                 content::Source<Profile>(browser_->profile()));
 }
 
 ToolbarView::~ToolbarView() {
@@ -264,7 +255,7 @@
   // Add any necessary badges to the menu item based on the system state.
   // Do this after |app_menu_| has been added as a bubble may be shown that
   // needs the widget (widget found by way of app_menu_->GetWidget()).
-  UpdateAppMenuState();
+  badge_controller_.UpdateDelegate();
 
   location_bar_->Init();
 
@@ -490,12 +481,6 @@
                           const content::NotificationSource& source,
                           const content::NotificationDetails& details) {
   switch (type) {
-    case chrome::NOTIFICATION_UPGRADE_RECOMMENDED:
-    case chrome::NOTIFICATION_MODULE_INCOMPATIBILITY_BADGE_CHANGE:
-    case chrome::NOTIFICATION_GLOBAL_ERRORS_CHANGED:
-    case chrome::NOTIFICATION_MODULE_LIST_ENUMERATED:
-      UpdateAppMenuState();
-      break;
     case chrome::NOTIFICATION_OUTDATED_INSTALL:
       ShowOutdatedInstallNotification(true);
       break;
@@ -714,24 +699,38 @@
   return ViewTargeterDelegate::DoesIntersectRect(this, rect);
 }
 
-bool ToolbarView::ShouldShowUpgradeRecommended() {
-#if defined(OS_CHROMEOS)
-  // In chromeos, the update recommendation is shown in the system tray. So it
-  // should not be displayed in the wrench menu.
-  return false;
-#else
-  return (UpgradeDetector::GetInstance()->notify_upgrade());
-#endif
-}
+void ToolbarView::UpdateBadgeSeverity(WrenchMenuBadgeController::BadgeType type,
+                                      WrenchIconPainter::Severity severity,
+                                      bool animate)  {
+  // Showing the bubble requires |app_menu_| to be in a widget. See comment
+  // in ConflictingModuleView for details.
+  DCHECK(app_menu_->GetWidget());
 
-bool ToolbarView::ShouldShowIncompatibilityWarning() {
+  base::string16 accname_app = l10n_util::GetStringUTF16(IDS_ACCNAME_APP);
+  if (type == WrenchMenuBadgeController::BADGE_TYPE_UPGRADE_NOTIFICATION) {
+    accname_app = l10n_util::GetStringFUTF16(
+        IDS_ACCNAME_APP_UPGRADE_RECOMMENDED, accname_app);
+  }
+  app_menu_->SetAccessibleName(accname_app);
+  app_menu_->SetSeverity(severity, animate);
+
+  // Keep track of whether we were showing the badge before, so we don't send
+  // multiple UMA events for example when multiple Chrome windows are open.
+  static bool incompatibility_badge_showing = false;
+  // Save the old value before resetting it.
+  bool was_showing = incompatibility_badge_showing;
+  incompatibility_badge_showing = false;
+
+  if (type == WrenchMenuBadgeController::BADGE_TYPE_INCOMPATIBILITY_WARNING) {
+    if (!was_showing) {
+      content::RecordAction(UserMetricsAction("ConflictBadge"));
 #if defined(OS_WIN)
-  EnumerateModulesModel* loaded_modules = EnumerateModulesModel::GetInstance();
-  loaded_modules->MaybePostScanningTask();
-  return loaded_modules->ShouldShowConflictWarning();
-#else
-  return false;
+      ConflictingModuleView::MaybeShow(browser_, app_menu_);
 #endif
+    }
+    incompatibility_badge_showing = true;
+    return;
+  }
 }
 
 int ToolbarView::PopupTopSpacing() const {
@@ -791,62 +790,6 @@
   }
 }
 
-void ToolbarView::UpdateAppMenuState() {
-  base::string16 accname_app = l10n_util::GetStringUTF16(IDS_ACCNAME_APP);
-  if (ShouldShowUpgradeRecommended()) {
-    accname_app = l10n_util::GetStringFUTF16(
-        IDS_ACCNAME_APP_UPGRADE_RECOMMENDED, accname_app);
-  }
-  app_menu_->SetAccessibleName(accname_app);
-
-  UpdateWrenchButtonSeverity();
-  SchedulePaint();
-}
-
-void ToolbarView::UpdateWrenchButtonSeverity() {
-  // Showing the bubble requires |app_menu_| to be in a widget. See comment
-  // in ConflictingModuleView for details.
-  DCHECK(app_menu_->GetWidget());
-
-  // Keep track of whether we were showing the badge before, so we don't send
-  // multiple UMA events for example when multiple Chrome windows are open.
-  static bool incompatibility_badge_showing = false;
-  // Save the old value before resetting it.
-  bool was_showing = incompatibility_badge_showing;
-  incompatibility_badge_showing = false;
-
-  if (ShouldShowUpgradeRecommended()) {
-    UpgradeDetector::UpgradeNotificationAnnoyanceLevel level =
-        UpgradeDetector::GetInstance()->upgrade_notification_stage();
-    app_menu_->SetSeverity(WrenchIconPainter::SeverityFromUpgradeLevel(level),
-                           WrenchIconPainter::ShouldAnimateUpgradeLevel(level));
-    return;
-  }
-
-  if (ShouldShowIncompatibilityWarning()) {
-    if (!was_showing) {
-      content::RecordAction(UserMetricsAction("ConflictBadge"));
-#if defined(OS_WIN)
-      ConflictingModuleView::MaybeShow(browser_, app_menu_);
-#endif
-    }
-    app_menu_->SetSeverity(WrenchIconPainter::SEVERITY_MEDIUM, true);
-    incompatibility_badge_showing = true;
-    return;
-  }
-
-  GlobalErrorService* service =
-      GlobalErrorServiceFactory::GetForProfile(browser_->profile());
-  GlobalError* error =
-      service->GetHighestSeverityGlobalErrorWithWrenchMenuItem();
-  if (error) {
-    app_menu_->SetSeverity(WrenchIconPainter::GlobalErrorSeverity(), true);
-    return;
-  }
-
-  app_menu_->SetSeverity(WrenchIconPainter::SEVERITY_NONE, true);
-}
-
 void ToolbarView::OnShowHomeButtonChanged() {
   Layout();
   SchedulePaint();