Move all options errors to a string in the object. am: c008bb7c81

Original change: https://android-review.googlesource.com/c/platform/system/testing/gtest_extras/+/3349105

Change-Id: I1760c7d3a81c7e85a7309d59e1030c743a232c0d
Signed-off-by: Automerger Merge Worker <[email protected]>
tree: d60e1cc3a4e0dd274bda811730cf47e0a49f990f
  1. gtest_isolated/
  2. gtestifier/
  3. PREUPLOAD.cfg
  4. TEST_MAPPING