test improvement: dump window hierarchy line by line

Otherwise a large buffer gets truncated by logcat.

Change-Id: I491c622e1a7ccc2004b33ff6a473c196ca13b4f9
1 file changed
tree: d4ac840fe202469694849f95f1516592d61b3e78
  1. libraries/
  2. tests/
  3. utils/