Actually teach gtest how to print ApexSessionInfo

I had this change locally committed, but forgot to upload it to the
aosp/908995 :|

Now it prints out ApexSessionInfo for real

Test: made test fail and checked error message
Change-Id: I566723f7f00a80e585560369af7863b0d9621a01
1 file changed
tree: f346d52e6c948eed6f80b86c0125bc8f6b6d92f3
  1. apexd/
  2. apexer/
  3. proto/
  4. tests/
  5. OWNERS
  6. PREUPLOAD.cfg
  7. TEST_MAPPING