Reland of "precache: Move the java files into //components/precache/android"

chrome/chrome.gyp

 # 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.
 {
   'variables': {
     'chromium_code': 1,
 
     # Define the common dependencies that contain all the actual
     # Chromium functionality.  This list gets pulled in below by
     # the link of the actual chrome (or chromium) executable on
@@ skipping 601 matching lines @@
             'resource_id_java',
             'toolbar_model_security_levels_java',
             'tab_load_status_java',
             '../base/base.gyp:base',
             '../components/components.gyp:bookmarks_java',
             '../components/components.gyp:dom_distiller_core_java',
             '../components/components.gyp:enhanced_bookmarks_launch_location_srcjar',
             '../components/components.gyp:gcm_driver_java',
             '../components/components.gyp:invalidation_java',
             '../components/components.gyp:navigation_interception_java',
+            '../components/components.gyp:precache_java',
             '../components/components.gyp:variations_java',
             '../components/components.gyp:web_contents_delegate_android_java',
             '../content/content.gyp:content_java',
             '../media/media.gyp:media_java',
             '../printing/printing.gyp:printing_java',
             '../sync/sync.gyp:sync_java',
             '../third_party/android_data_chart/android_data_chart.gyp:android_data_chart_java',
             '../third_party/android_media/android_media.gyp:android_media_java',
             '../third_party/android_tools/android_tools.gyp:android_support_v7_appcompat_javalib',
             '../third_party/android_tools/android_tools.gyp:android_support_v7_mediarouter_javalib',
@@ skipping 186 matching lines @@
                   '<(DEPTH)/third_party/kasko'
                 ],
               },
             },
           },
         },
       ],
     }],
   ],  # 'conditions'
 }