Wrench Icon: Only animate low severity status once

chrome/browser/ui/toolbar/wrench_icon_painter.h

 // Copyright (c) 2013 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_UI_TOOLBAR_WRENCH_ICON_PAINTER_H_
 #define CHROME_BROWSER_UI_TOOLBAR_WRENCH_ICON_PAINTER_H_
 
 #include "base/compiler_specific.h"
 #include "base/gtest_prod_util.h"
 #include "base/memory/scoped_ptr.h"
@@ skipping 32 matching lines @@
    public:
     virtual void ScheduleWrenchIconPaint() = 0;
    protected:
     virtual ~Delegate() {}
   };
 
   // Map an upgrade level to a severity level.
   static Severity SeverityFromUpgradeLevel(
       UpgradeDetector::UpgradeNotificationAnnoyanceLevel level);
 
+  // Checks if the wrench icon should be animated for the given upgrade level.
+  static bool ShouldAnimateUpgradeLevel(
+      UpgradeDetector::UpgradeNotificationAnnoyanceLevel level);
+
   // Map a global error level to a severity level.
   static Severity SeverityFromGlobalErrorSeverity(
       GlobalError::Severity severity);
 
   explicit WrenchIconPainter(Delegate* delegate);
   virtual ~WrenchIconPainter();
 
   // If |severity| is not |SEVERITY_NONE| then the wrench icon is colored to
   // match the severity level.
-  void SetSeverity(Severity severity);
+  void SetSeverity(Severity severity, bool animate);
 
   // A badge drawn on the top left.
   void set_badge(const gfx::ImageSkia& badge) { badge_ = badge; }
 
   void Paint(gfx::Canvas* canvas,
              ui::ThemeProvider* theme_provider,
              const gfx::Rect& rect,
              BezelType bezel_type);
 
  private:
   FRIEND_TEST_ALL_PREFIXES(WrenchIconPainterTest, PaintCallback);
 
   // AnimationDelegate:
   virtual void AnimationProgressed(const ui::Animation* animation) OVERRIDE;
 
   // Gets the image ID used to draw bars for the current severity level.
   int GetCurrentSeverityImageID() const;
 
   Delegate* delegate_;
   Severity severity_;
   gfx::ImageSkia badge_;
   scoped_ptr<ui::MultiAnimation> animation_;
 
   DISALLOW_COPY_AND_ASSIGN(WrenchIconPainter);
 };
 
 #endif  // CHROME_BROWSER_UI_TOOLBAR_WRENCH_ICON_PAINTER_H_