Improve JavaDoc for WebView.restoreState()
Improve JavaDoc for WebView.restoreState()

Change-Id: I01b3f8ac78b08ef0a6f563fa63978934a23fd183

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