Remove BubbleDelegateView ctor color arg, add simple setter/getter.

chrome/browser/chromeos/setting_level_bubble.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 "chrome/browser/chromeos/setting_level_bubble.h"
 
 #include <algorithm>
 
 #include "chrome/browser/chromeos/login/background_view.h"
 #include "chrome/browser/chromeos/login/base_login_display_host.h"
@@ skipping 71 matching lines @@
   // Calculate the position in screen coordinates that the bubble should
   // "point" at (since we use BubbleBorder::FLOAT, this position actually
   // specifies the center of the bubble).
   gfx::Rect monitor_area = gfx::Screen::GetMonitorAreaNearestWindow(NULL);
   return (gfx::Point(
       monitor_area.x() + kBubbleXRatio * monitor_area.width(),
       monitor_area.bottom() - view_size.height() / 2 - kBubbleBottomGap));
 }
 
 SettingLevelBubbleDelegateView::SettingLevelBubbleDelegateView()
-    : BubbleDelegateView(NULL, views::BubbleBorder::FLOAT, SK_ColorWHITE),
+    : BubbleDelegateView(NULL, views::BubbleBorder::FLOAT),
       view_(NULL) {
   set_close_on_esc(false);
   set_use_focusless(true);
 }
 
 SettingLevelBubbleDelegateView::~SettingLevelBubbleDelegateView() {
   view_ = NULL;
 }
 
 void SettingLevelBubbleDelegateView::Init() {
@@ skipping 152 matching lines @@
 
   last_target_update_time_ = now;
 }
 
 void SettingLevelBubble::StopAnimation() {
   animation_timer_.Stop();
   is_animating_ = false;
 }
 
 }  // namespace chromeos