Add an outdated upgrade bubble view.

chrome/browser/upgrade_detector.h

 // Copyright (c) 2011 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.
 
 #ifndef CHROME_BROWSER_UPGRADE_DETECTOR_H_
 #define CHROME_BROWSER_UPGRADE_DETECTOR_H_
 
 #include "base/timer.h"
 #include "chrome/browser/idle.h"
 #include "ui/gfx/image/image.h"
@@ skipping 31 matching lines @@
   // Returns the singleton implementation instance.
   static UpgradeDetector* GetInstance();
 
   virtual ~UpgradeDetector();
 
   static void RegisterPrefs(PrefRegistrySimple* registry);
 
   // Whether the user should be notified about an upgrade.
   bool notify_upgrade() const { return notify_upgrade_; }
 
-  // Whether the upgrade is a critical upgrade (such as a zero-day update).
-  bool is_critical_update() const { return is_critical_upgrade_; }
+  // Whether the upgrade recommendation is due to Chrome being outdated.
+  bool is_outdated_install() const {
+    return upgrade_available_ == UPGRADE_NEEDED_OUTDATED_INSTALL;
+  }
 
   // Notifify this object that the user has acknowledged the critical update
   // so we don't need to complain about it for now.
   void acknowledge_critical_update() {
     critical_update_acknowledged_ = true;
   }
 
   // Whether the user has acknowledged the critical update.
   bool critical_update_acknowledged() const {
     return critical_update_acknowledged_;
@@ skipping 21 matching lines @@
   // Sends out UPGRADE_DETECTED notification and record upgrade_detected_time_.
   void NotifyUpgradeDetected();
 
   // Sends out UPGRADE_RECOMMENDED notification and set notify_upgrade_.
   void NotifyUpgradeRecommended();
 
   void set_upgrade_notification_stage(UpgradeNotificationAnnoyanceLevel stage) {
     upgrade_notification_stage_ = stage;
   }
 
-  // True if a critical update to Chrome has been installed, such as a zero-day
-  // fix.
-  bool is_critical_upgrade_;
+  enum UpgradeAvailable {
+    // If no update is available and current install is recent enough.
+    UPGRADE_AVAILABLE_NONE,
+    // If a regular update is available.
+    UPGRADE_AVAILABLE_REGULAR,
+    // If a critical update to Chrome has been installed, such as a zero-day
+    // fix.
+    UPGRADE_AVAILABLE_CRITICAL,
+    // If no update to Chrome has been installed for more than the recommended
+    // time.
+    UPGRADE_NEEDED_OUTDATED_INSTALL,
+  } upgrade_available_;
 
   // Whether the user has acknowledged the critical update.
   bool critical_update_acknowledged_;
 
  private:
   // Initiates an Idle check. See IdleCallback below.
   void CheckIdle();
 
   // The callback for the IdleCheck. Tells us whether Chrome has received any
   // input events since the specified time.
   void IdleCallback(IdleState state);
 
   // When the upgrade was detected.
   base::Time upgrade_detected_time_;
 
   // A timer to check to see if we've been idle for long enough to show the
-  // critical warning. Should only be set if |is_critical_upgrade_| is true.
+  // critical warning. Should only be set if |upgrade_available_| is
+  // UPGRADE_AVAILABLE_CRITICAL.
   base::RepeatingTimer<UpgradeDetector> idle_check_timer_;
 
   // The stage at which the annoyance level for upgrade notifications is at.
   UpgradeNotificationAnnoyanceLevel upgrade_notification_stage_;
 
   // Whether we have waited long enough after detecting an upgrade (to see
   // is we should start nagging about upgrading).
   bool notify_upgrade_;
 
   DISALLOW_COPY_AND_ASSIGN(UpgradeDetector);
 };
 
 #endif  // CHROME_BROWSER_UPGRADE_DETECTOR_H_