Use drawLines to draw the outline of the WebTextView.
Use drawLines to draw the outline of the WebTextView.

Bug:3214760

Optimize drawing the background of the WebTextView.

Change-Id: Iad44839137ffa3b91dd2044885028c283291b491

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