GM: stop recording all *_pdf.png results as "INVALID" on non-Mac platforms

gm/tests/run.sh

 #!/bin/bash
 
 # Self-tests for gm, based on tools/tests/run.sh
 #
 # These tests are run by the Skia_PerCommit_House_Keeping bot at every commit,
 # so make sure that they still pass when you make changes to gm!
 #
 # To generate new baselines when gm behavior changes, run gm/tests/rebaseline.sh
 #
 # TODO: because this is written as a shell script (instead of, say, Python)
@@ skipping 181 matching lines @@
 
 # Compare generated image against an empty "expected image" dir.
 gm_test "--verbose --hierarchy --match selftest1 $CONFIGS -r $GM_INPUTS/images/empty-dir" "$GM_OUTPUTS/compared-against-empty-dir"
 
 # Compare generated image against a nonexistent "expected image" dir.
 gm_test "--verbose --hierarchy --match selftest1 $CONFIGS -r ../path/to/nowhere" "$GM_OUTPUTS/compared-against-nonexistent-dir"
 
 # Compare generated image against an empty "expected image" dir, but NOT in verbose mode.
 gm_test "--hierarchy --match selftest1 $CONFIGS -r $GM_INPUTS/images/empty-dir" "$GM_OUTPUTS/nonverbose"
 
+# Add pdf to the list of configs.
+gm_test "--verbose --hierarchy --match selftest1 $CONFIGS -r $GM_INPUTS/json/identical-bytes.json" "$GM_OUTPUTS/add-config-pdf"

[epoger, 2013/06/18 04:22:35]

Patchset 1 adds a new "add-config-pdf" self-test, but this self-test doesn't
actually add pdf to the --configs argument yet.  That will be next...

+
 # If run without "-r", the JSON's "actual-results" section should contain
 # actual checksums marked as "failure-ignored", but the "expected-results"
 # section should be empty.
 gm_test "--verbose --hierarchy --match selftest1 $CONFIGS" "$GM_OUTPUTS/no-readpath"
 
 # Test what happens if a subset of the renderModes fail (e.g. pipe)
 gm_test "--simulatePipePlaybackFailure --verbose --hierarchy --match selftest1 $CONFIGS -r $GM_INPUTS/json/identical-pixels.json" "$GM_OUTPUTS/pipe-playback-failure"
 
 # Confirm that IntentionallySkipped tests are recorded as such.
 gm_test "--verbose --hierarchy --match selftest1 selftest2 $CONFIGS" "$GM_OUTPUTS/intentionally-skipped-tests"
@@ skipping 13 matching lines @@
 for CASE in $FAILING_CASES; do
   assert_fails "python gm/display_json_results.py $GM_OUTPUTS/$CASE/$OUTPUT_EXPECTED_SUBDIR/json-summary.txt"
 done
 
 if [ $ENCOUNTERED_ANY_ERRORS == 0 ]; then
   echo "All tests passed."
   exit 0
 else
   exit 1
 fi