[android] Instumentation tests determine whether to install test apk based on Md5Sum.

build/android/pylib/android_commands.py

Index: build/android/pylib/android_commands.py
diff --git a/build/android/pylib/android_commands.py b/build/android/pylib/android_commands.py
index e282ec86f1f144cbc6970520518c6cc0c9b259d4..7ea4a0001cf3664d260586551b58d519b2f02b7f 100644
--- a/build/android/pylib/android_commands.py
+++ b/build/android/pylib/android_commands.py
@@ -724,14 +724,12 @@ class AndroidCommands(object):
     """
     self.RunShellCommand('input keyevent %d' % keycode)
 
-  def CheckMd5Sum(self, local_path, device_path, ignore_paths=False):
+  def CheckMd5Sum(self, local_path, device_path):
     """Compares the md5sum of a local path against a device path.
 
     Args:
       local_path: Path (file or directory) on the host.
       device_path: Path on the device.
-      ignore_paths: If False, both the md5sum and the relative paths/names of
-          files must match. If True, only the md5sum must match.
 
     Returns:
       True if the md5sums match.