Move UbertokenFetcher from //chrome to //google_apis.

google_apis/google_apis.gyp

Index: google_apis/google_apis.gyp
diff --git a/google_apis/google_apis.gyp b/google_apis/google_apis.gyp
index 0ba370bdbe12358b1a2895de4f7936972bc495d2..37d2f3c449f4ec6fdd1b4031ed6312c9eaf33f30 100644
--- a/google_apis/google_apis.gyp
+++ b/google_apis/google_apis.gyp
@@ -124,6 +124,8 @@
         'gaia/oauth2_mint_token_flow.h',
         'gaia/oauth2_token_service.cc',
         'gaia/oauth2_token_service.h',
+        'gaia/ubertoken_fetcher.cc',
+        'gaia/ubertoken_fetcher.h',
         'google_api_keys.cc',
         'google_api_keys.h',
       ],
@@ -169,6 +171,7 @@
         'gaia/oauth2_api_call_flow_unittest.cc',
         'gaia/oauth2_mint_token_flow_unittest.cc',
         'gaia/oauth2_token_service_unittest.cc',
+        'gaia/ubertoken_fetcher_unittest.cc',
       ],
       'conditions': [
         ['OS=="android"', {
@@ -204,6 +207,8 @@
         'drive/test_util.h',
         'gaia/fake_gaia.cc',
         'gaia/fake_gaia.h',
+        'gaia/fake_oauth2_token_service.cc',
+        'gaia/fake_oauth2_token_service.h',
         'gaia/mock_url_fetcher_factory.h',
         'gaia/oauth2_token_service_test_util.cc',
         'gaia/oauth2_token_service_test_util.h',