Revert of [sqlite] sql::Recovery working under USE_SYSTEM_SQLITE.

sql/sql.gyp

Index: sql/sql.gyp
diff --git a/sql/sql.gyp b/sql/sql.gyp
index cde30576cb9269c56ce9750b31633f198c9b5104..30bd76dde611700ca448dee971032d2aafb42b57 100644
--- a/sql/sql.gyp
+++ b/sql/sql.gyp
@@ -114,18 +114,6 @@
             '../testing/android/native_test.gyp:native_test_native_code',
           ],
         }],
-        ['OS == "ios"', {
-          'actions': [{
-            'action_name': 'copy_test_data',
-            'variables': {
-              'test_data_files': [
-                'test/data',
-              ],
-              'test_data_prefix' : 'sql',
-            },
-            'includes': [ '../build/copy_test_data_ios.gypi' ],
-          }],
-        }],
       ],
       # TODO(jschuh): crbug.com/167187 fix size_t to int truncations.
       'msvs_disabled_warnings': [4267, ],