Merging ub-launcher3-master, build 5356125

Test: Manual

Bug: 112934365
Bug: 114136250
Bug: 118441555
Bug: 123900446
Bug: 123904290
Bug: 123906429
Bug: 124288578
Bug: 124620962
Bug: 124730625
Bug: 125364936
Bug: 125551024
Bug: 126045978
Bug: 126229665
Bug: 126289691
Bug: 126327184
Bug: 126336729
Bug: 126416861
Bug: 126767319
Bug: 127282292
Bug: 127345257
Bug: 127532177
Change-Id: I6f56221b8a7009d1f14ba47a0c63822d3f3ba06a