Add gyp machinery to build with packed ARM relative relocations.

build/all.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': {
     # A hook that can be overridden in other repositories to add additional
     # compilation targets to 'All'. Only used on Android.
     'android_app_targets%': [],
   },
@@ skipping 36 matching lines @@
           'dependencies': [
             '../content/content_shell_and_tests.gyp:content_shell_apk',
             '../mojo/mojo.gyp:mojo_shell_apk',
             '../mojo/mojo.gyp:mojo_test_apk',
             '<@(android_app_targets)',
             'android_builder_tests',
             '../android_webview/android_webview.gyp:android_webview_apk',
             '../chrome/chrome.gyp:chrome_shell_apk',
             '../remoting/remoting.gyp:remoting_apk',
             '../tools/telemetry/telemetry.gyp:*#host',
+            '../tools/relocation_packer/relocation_packer.gyp:relocation_packer_unittests#host',
             # TODO(nyquist) This should instead by a target for sync when all of
             # the sync-related code for Android has been upstreamed.
             # See http://crbug.com/159203
             '../third_party/cacheinvalidation/cacheinvalidation.gyp:cacheinvalidation_javalib',
           ],
         }, {
           'dependencies': [
             '../content/content_shell_and_tests.gyp:*',
             # TODO: This should build on Android and the target should move to the list above.
             '../sync/sync.gyp:*',
@@ skipping 1166 matching lines @@
           'dependencies': [
             '../ui/views/examples/examples.gyp:views_examples_with_content_exe',
             '../ui/views/views.gyp:views',
             '../ui/views/views.gyp:views_unittests',
           ],
         },  # target_name: macviews_builder
       ],  # targets
     }],  # os=='mac' and toolkit_views==1
   ],  # conditions
 }