Update apps grid view layout to match latest mocks.

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"
 
 namespace app_list {
 
 const SkColor kContentsBackgroundColor = SkColorSetRGB(0xF5, 0xF5, 0xF5);
 const SkColor kSearchBoxBackground = SK_ColorWHITE;
@@ skipping 80 matching lines @@
 const int kCenteredPreferredCols = 6;
 const int kCenteredPreferredRows = 3;
 
 // Preferred number of columns and rows in the experimental app list apps grid.
 const int kExperimentalPreferredCols = 6;
 const int kExperimentalPreferredRows = 4;
 
 // Radius of the circle, in which if entered, show re-order preview.
 const int kReorderDroppingCircleRadius = 35;
 
-// The padding around the outside of the experimental app list (top and sides).
-const int kExperimentalWindowPadding = 24;
+// The padding around the outside of the experimental app list apps grid
+// (sides).
+const int kExperimentalAppsGridPadding = 24;
+
+// The padding around the outside of the experimental app list search box (top
+// and sides).
+const int kExperimentalSearchBoxPadding = 16;
 
 // Max items allowed in a folder.
 size_t kMaxFolderItems = 16;
 
 // Number of the top items in a folder, which are shown inside the folder icon
 // and animated when opening and closing a folder.
 const size_t kNumFolderTopItems = 4;
 
 // Maximum length of the folder name in chars.
 const size_t kMaxFolderNameChars = 40;
@@ skipping 21 matching lines @@
     case 2:
       return gfx::ShadowValue(gfx::Point(0, 2), 4,
                               SkColorSetARGB(0x33, 0, 0, 0));
     default:
       return gfx::ShadowValue(gfx::Point(0, 8), 12,
                               SkColorSetARGB(0x3F, 0, 0, 0));
   }
 }
 
 }  // namespace app_list