Merge "Add shell command handler for account manager to allow enabling service...

Merge "Add shell command handler for account manager to allow enabling service binding for instant app. Test: cts-tradefed run cts -m CtsAccountManagerTestCases cts-instant-tradefed run cts-instant -m CtsAccountManagerTestCases Bug: 79367659" into pi-dev am: 64896541
am: 10fa41b5

Change-Id: I2ccad1d178aab981b0f4e47f8f332e7cc6057bb0