v-8a34770f5bc8cdd3971387c8adaed55ade473f6a

Automated build.

• 8a34770 - Differentiate between program and shader error when printing
• d6f6c39 - Add JSON default entries
• 123c5b7 - Merge branch 'master' of github.com:graphicsfuzz/get-image-egl
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