Analyzer: Better error handling if content can't opened #1903

Job	Run time
Build apps (Foss, Debug, app)	5m 44s
Lint vitals (Foss, Beta, app)	6m 8s
Build apps (Gplay, Debug, app)	5m 47s
Lint vitals (Foss, Release, app)	5m 41s
Unit tests (Debug, test)	3m 20s
Lint vitals (Gplay, Beta, app)	5m 52s
Unit tests (Debug, testFoss)	5m 31s
Lint vitals (Gplay, Release, app)	6m 5s
Unit tests (Debug, testGplay)	6m 4s
Unit tests (Beta, test)	3m 10s
Unit tests (Beta, testFoss)	5m 49s
Unit tests (Beta, testGplay)	5m 34s
Unit tests (Release, test)	3m 17s
Unit tests (Release, testFoss)	5m 42s
Unit tests (Release, testGplay)	5m 40s
	1h 19m 24s

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