Fix XML parsing crash in SettingsProvider

A previous change added more whitespace to settings_global.xml to
improve human readability, but the parser is overly picky in ignoring
whitespace. This patch makes it accept all whitespace strings.

Bug: 19696812
Change-Id: I3ebb8f6df2e25f4e6b6841da743be3f3a91e2442
1 file changed