views: Convert IsEnabled() to just enabled() since it's just a simple accessor.

ui/views/controls/progress_bar.cc

 // 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.
 
 #include "ui/views/controls/progress_bar.h"
 
 #include <algorithm>
 #include <string>
 
 #include "base/logging.h"
@@ skipping 203 matching lines @@
                 arraysize(background_colors),
                 false);
   StrokeRoundRect(canvas,
                   0, 0,
                   width(), height(),
                   kCornerRadius,
                   background_border_color,
                   kBorderWidth);
 
   if (progress_width > 1) {
-    const bool enabled = IsEnabled();
-
-    const SkColor bar_color_start = enabled ?
+    const SkColor bar_color_start = enabled() ?
         SkColorSetRGB(100, 116, 147) :
         SkColorSetRGB(229, 232, 237);
-    const SkColor bar_color_end = enabled ?
+    const SkColor bar_color_end = enabled() ?
         SkColorSetRGB(65, 73, 87) :
         SkColorSetRGB(224, 225, 227);
 
-    const SkColor bar_outer_color = enabled ?
+    const SkColor bar_outer_color = enabled() ?
         SkColorSetRGB(0x4A, 0x4A, 0x4A) :
         SkColorSetARGB(0x80, 0x4A, 0x4A, 0x4A);
 
     const SkColor bar_inner_border_color =
         SkColorSetARGB(0x3F, 0xFF, 0xFF, 0xFF);  // 0.25 white
     const SkColor bar_inner_shadow_color =
         SkColorSetARGB(0x54, 0xFF, 0xFF, 0xFF);  // 0.33 white
 
     // Draw bar background
     FillRoundRect(canvas,
@@ skipping 66 matching lines @@
   StrokeRoundRect(canvas,
                   0, 0,
                   width(), height(),
                   kCornerRadius,
                   border_color,
                   kBorderWidth);
 #endif
 }
 
 }  // namespace views