Remove SearchManager.SOURCE
Remove SearchManager.SOURCE

Part of http://b/issue?id=2429556

Change-Id: I08a95a844b74cb50a740c0c155c6ad79f2c9cbcc

xorware/android_frameworks_base,xorware/android_frameworks_base,xorware/android_frameworks_base,xorware/android_frameworks_base,xorware/android_frameworks_base,xorware/android_frameworks_base