[iOS] Add a repack steps to iOS upstream for unit tests

ios/chrome/ios_chrome_resources.gyp

Index: ios/chrome/ios_chrome_resources.gyp
diff --git a/ios/chrome/ios_chrome_resources.gyp b/ios/chrome/ios_chrome_resources.gyp
index 5e99526d4676bfa342a463148a02096d2b61833d..4de9bb20f715bb2a4e6ab71e4230abb9f3376b22 100644
--- a/ios/chrome/ios_chrome_resources.gyp
+++ b/ios/chrome/ios_chrome_resources.gyp
@@ -10,6 +10,47 @@
   },
   'targets': [
     {
+      'target_name': 'ios_packed_resources',
+      'type': 'none',
+      'dependencies': [
+        '../../components/components_strings.gyp:components_strings',
+        '../../net/net.gyp:net_resources',
+        '../../ui/resources/ui_resources.gyp:ui_resources',
+        '../../ui/strings/ui_strings.gyp:ui_strings',
+        'ios_chrome_resources',
+      ],
+      'actions': [
+        {
+          'action_name': 'repack_ios_locales',
+          'variables': {
+            'pak_locales': '<(locales)',
+          },
+          'includes': ['ios_chrome_repack_locales.gypi'],
+        },
+        {
+          'includes': ['ios_chrome_repack_100_percent.gypi'],

[droger, 2015/06/05 11:04:00]

Maybe inline this, since it's used in only one place.

[sdefresne, 2015/06/05 11:41:00]

Done.

+        },
+        {
+          'includes': ['ios_chrome_repack_200_percent.gypi'],
+        },
+        {
+          'includes': ['ios_chrome_repack_300_percent.gypi'],
+        },
+      ],
+    },
+    {
+      'target_name': 'ios_packed_extra_resources',
+      'type': 'none',
+      'dependencies': [
+        'ios_packed_resources',
+      ],
+      'actions': [
+        {
+          'includes': ['ios_chrome_repack_resources.gypi']
+        },
+      ],
+    },
+    {
       'target_name': 'ios_chrome_resources',
       'type': 'none',
       'dependencies': [
@@ -52,8 +93,7 @@
         {
           'action_name': 'ios_theme_resources',
           'variables': {
-            # TODO(lliabraa): Remove this whitelist.
-            'grit_whitelist': '<(DEPTH)/ios/build/grit_whitelist.txt',
+            'grit_whitelist': '',

[droger, 2015/06/05 09:18:37]

Does this wort downstream too or will we still need to keep the whitelist
downstream?

[sdefresne, 2015/06/05 11:41:00]

As discussed offline, this is no longer required as the bug has been fixed.

             'grit_grd_file': 'app/theme/ios_theme_resources.grd',
           },
           'includes': [ '../../build/grit_action.gypi' ],