DataUse UI strings should be changeable via Finch

chrome/chrome.gyp

Index: chrome/chrome.gyp
diff --git a/chrome/chrome.gyp b/chrome/chrome.gyp
index 80001caf7af1e5295e84187eadf54361360c2a92..720fba11041988d85128025d8bb34fecb7176f06 100644
--- a/chrome/chrome.gyp
+++ b/chrome/chrome.gyp
@@ -540,6 +540,7 @@
             'content_setting_java',
             'content_settings_type_java',
             'connectivity_check_result_java',
+            'data_use_ui_message_enum_java',
             'document_tab_model_info_proto_java',
             'infobar_action_type_java',
             'most_visited_tile_type_java',
@@ -682,6 +683,15 @@
           },
           'includes': [ '../build/android/java_cpp_enum.gypi' ],
         },
+        {
+          # GN: //chrome:data_use_ui_message_enum_javagen
+          'target_name': 'data_use_ui_message_enum_java',
+          'type': 'none',
+          'variables': {
+            'source_file': 'browser/android/data_usage/data_use_tab_ui_manager_android.cc',
+          },
+          'includes': [ '../build/android/java_cpp_enum.gypi' ],
+        },
       ], # 'targets'
       'includes': [
         'chrome_android.gypi',