Replace HashMap with ArrayMap to remove unnecessary allocations
Replace HashMap with ArrayMap to remove unnecessary allocations

This change also fixes a race condition. If multiple UI threads are used
in a single process, RelativeLayouts could end up using the same nodes
in different windows, causing mayhem and headaches.

Change-Id: I9ba4a0bf05d44e1a1e7a82443d40c500c657cd7a

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