Adding unit tests for google_api_keys functionality.

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 aa09f4a5f62c4c3e10b7097ab9290d4c2aa1a04d..1045282aac886619ed188cf6adcd61f5695c5bfe 100644
--- a/google_apis/google_apis.gyp
+++ b/google_apis/google_apis.gyp
@@ -87,28 +87,5 @@
         'google_api_keys.h',
       ],
     },
-    {
-      'target_name': 'google_apis_unittests',
-      'type': 'static_library',
-      'dependencies': [
-        '../base/base.gyp:base',
-        '../testing/gmock.gyp:gmock',
-        '../testing/gtest.gyp:gtest',
-      ],
-      'sources': [
-        'gaia/mock_url_fetcher_factory.h',
-        'gaia/gaia_auth_fetcher_unittest.cc',
-        'gaia/gaia_auth_util_unittest.cc',
-        'gaia/gaia_authenticator_unittest.cc',
-        'gaia/gaia_oauth_client_unittest.cc',
-        'gaia/google_service_auth_error_unittest.cc',
-        'gaia/oauth_request_signer_unittest.cc',
-        'gaia/oauth2_access_token_fetcher_unittest.cc',
-        'gaia/oauth2_api_call_flow_unittest.cc',
-        'gaia/oauth2_mint_token_fetcher_unittest.cc',
-        'gaia/oauth2_mint_token_flow_unittest.cc',
-        'gaia/oauth2_revocation_fetcher_unittest.cc',
-      ],
-    },
   ],
 }