Remove more dead app list code.

ui/app_list/app_list_constants.cc

 // 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.
 
 #include "ui/app_list/app_list_constants.h"
 
 #include "build/build_config.h"
 #include "ui/gfx/color_palette.h"
 
 namespace app_list {
 
 const SkColor kContentsBackgroundColor = SkColorSetRGB(0xF2, 0xF2, 0xF2);
 const SkColor kSearchBoxBackground = SK_ColorWHITE;
 
 const SkColor kSearchTextColor = SkColorSetRGB(0x33, 0x33, 0x33);
 
-// In Windows, transparent background color will cause ugly text rendering,
-// therefore kContentsBackgroundColor should be used. See crbug.com/406989
-#if defined(OS_CHROMEOS)
 const SkColor kLabelBackgroundColor = SK_ColorTRANSPARENT;
-#else
-const SkColor kLabelBackgroundColor = kContentsBackgroundColor;
-#endif
 
 const SkColor kTopSeparatorColor = SkColorSetRGB(0xC0, 0xC0, 0xC0);
 const SkColor kBottomSeparatorColor = SkColorSetRGB(0xC0, 0xC0, 0xC0);
 
 // The color of the separator used inside dialogs in the app list.
 const SkColor kDialogSeparatorColor = SkColorSetRGB(0xD1, 0xD1, 0xD1);
 
 // The mouse hover colour (3% black).
 const SkColor kHighlightedColor = SkColorSetARGB(8, 0, 0, 0);
 // The keyboard select colour (6% black).
@@ skipping 99 matching lines @@
 
 // The UMA histogram that logs how long the search query was when a result was
 // opened.
 const char kSearchQueryLength[] = "Apps.AppListSearchQueryLength";
 
 // The UMA histogram that logs the Manhattan distance from the origin of the
 // search results to the selected result.
 const char kSearchResultDistanceFromOrigin[] =
     "Apps.AppListSearchResultDistanceFromOrigin";
 
-#if defined(OS_LINUX)
-#if defined(GOOGLE_CHROME_BUILD)
-const char kAppListWMClass[] = "chrome_app_list";
-#else  // CHROMIUM_BUILD
-const char kAppListWMClass[] = "chromium_app_list";
-#endif
-#endif
-
 gfx::ShadowValue GetShadowForZHeight(int z_height) {
   if (z_height <= 0)
     return gfx::ShadowValue();
 
   switch (z_height) {
     case 1:
       return gfx::ShadowValue(gfx::Vector2d(0, 1), 4,
                               SkColorSetARGB(0x4C, 0, 0, 0));
     case 2:
       return gfx::ShadowValue(gfx::Vector2d(0, 2), 8,
@@ skipping 12 matching lines @@
 }
 
 const gfx::ShadowValues& IconEndShadows() {
   CR_DEFINE_STATIC_LOCAL(const gfx::ShadowValues, icon_shadows,
                          (1, gfx::ShadowValue(gfx::Vector2d(0, 4), 8,
                                               SkColorSetARGB(0x50, 0, 0, 0))));
   return icon_shadows;
 }
 
 }  // namespace app_list