tree 59aed70bde91588fff3a51c2940c42fb814d6d07
parent 4a4b49ff3482cbe7f8192807cdc99437810fe518
author Hyunyoung Song <hyunyoungs@google.com> 1472759232 -0700
committer Hyunyoung Song <hyunyoungs@google.com> 1472759232 -0700

Support user event logging for drag and drop
b/30039490

Supported in this CL:
- DnD: drag from container [WORKSPACE|HOTSEAT|FOLDER|ALLAPPS|WIDGETS|DEEPSHORTCUTS]
       drag to container [HOTSEAT,WORKSPACE,FOLDER,DROPTARGETS]
- Source and target can be [FOLDER_ICON, ICON, DEEPSHORTCUT, WIDGET]
- $ adb shell setprop log.tag.UserEvent DEBUG will turn on debugging

Change-Id: I0b8b879b80e6dce85bbde6e7794f9e0677832603