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This adds filter file support to all test types that previously
supported gtest-style test filtering, notably including instrumentation
and junit tests.

This was requested in crrev.com/c/1208442

Change-Id: I552843898735b52b773bdc397c39ecf64e4df275
Reviewed-on: https://chromium-review.googlesource.com/1214083
Commit-Queue: John Budorick <jbudorick@chromium.org>
Reviewed-by: agrieve <agrieve@chromium.org>
Cr-Commit-Position: refs/heads/master@{#589682}