Implement progress bar spec (determinate and indeterminate).

ui/message_center/message_center_style.h

 // 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.
 
 #ifndef UI_MESSAGE_CENTER_MESSAGE_CENTER_STYLE_H_
 #define UI_MESSAGE_CENTER_MESSAGE_CENTER_STYLE_H_
 
 #include <stddef.h>
 
 #include "build/build_config.h"
@@ skipping 103 matching lines @@
 const int kButtonHorizontalPadding = 16;   // In DIPs.
 const int kButtonIconTopPadding = 11;      // In DIPs.
 const int kButtonIconToTitlePadding = 16;  // In DIPs.
 
 #if !defined(OS_LINUX) || defined(USE_AURA)
 const SkColor kButtonSeparatorColor = SkColorSetRGB(234, 234, 234);
 const SkColor kHoveredButtonBackgroundColor = SkColorSetRGB(243, 243, 243);
 #endif
 
 // Progress bar.
+const int kProgressBarTopPadding = 16;
+#if defined(OS_MACOSX)
 const int kProgressBarThickness = 5;
-const int kProgressBarTopPadding = 16;
 const int kProgressBarCornerRadius = 3;
 const SkColor kProgressBarBackgroundColor = SkColorSetARGB(26, 0, 0, 0);
 const SkColor kProgressBarSliceColor = SkColorSetRGB(26, 194, 34);
+#endif
 
 // Line limits.
 const int kMaxTitleLines = 2;
 const int kMessageCollapsedLineLimit = 2;
 const int kMessageExpandedLineLimit = 5;
 const int kContextMessageLineLimit = 1;
 
 // Around notifications ////////////////////////////////////////////////////////
 
 // DIP dimensions (H = horizontal, V = vertical).
@@ skipping 11 matching lines @@
 
 const SkColor kMessageCenterBackgroundColor = SkColorSetRGB(0xee, 0xee, 0xee);
 // Separator color for the tray.
 const SkColor kFooterDelimiterColor = SkColorSetRGB(0xcc, 0xcc, 0xcc);
 // Text color for tray labels.
 const SkColor kFooterTextColor = SkColorSetRGB(0x7b, 0x7b, 0x7b);
 
 }  // namespace message_center
 
 #endif  // UI_MESSAGE_CENTER_MESSAGE_CENTER_STYLE_H_