Bug 870925 - Part 4: Record FHR submissions data.
Bug 870925 - Part 5: Add HealthReportStorageStub for testing.
Bug 870925 - Part 6: Add TestSubmissionsStatusCounter.
Bug 870925 - Part 7: Add getSharedPreferences() to FakeProfileTestCase.
Bug 870925 - Part 8: Remove individual getCacheSuffix implementations.