Ensure #openTypedAssetFileDescriptor doesn't lose extras.

ContentResolver#openTypedAssetFileDescripor was not passing extras from
the file descriptor when creating the AssetFileDescriptor. This ensures
the extras are passed along as well.

Fixes: 135510219
Test: atest ContentResolverTest
Test: atest ContentResolverWrapTest
Test: atest ContentProviderClientTest
Change-Id: I2a7ed6d1bf0bcd31feb632be5c84baeae15e7024