A more robust way to set/query CPU properties on devices

build/android/pylib/device/device_utils.py

Index: build/android/pylib/device/device_utils.py
diff --git a/build/android/pylib/device/device_utils.py b/build/android/pylib/device/device_utils.py
index 334b74c41dc02b0a0015d93bce4d0b66dc5fe540..1602ec538a681d3848531b5bf5dfea167ca1eb9a 100644
--- a/build/android/pylib/device/device_utils.py
+++ b/build/android/pylib/device/device_utils.py
@@ -371,7 +371,7 @@ class DeviceUtils(object):
 
   @decorators.WithTimeoutAndRetriesFromInstance()
   def RunShellCommand(self, cmd, check_return=False, cwd=None, env=None,
-                      as_root=False, single_line=False,
+                      as_root=False, single_line=False, raw_output=False,

[jbudorick, 2014/11/18 02:29:37]

I'm wary of adding options simply for convenience rather than functionality.
(|single_line| fell into this category, too.) Each option we add has a
complexity cost for everyone who uses the function.

Why are we adding this?

                       timeout=None, retries=None):
     """Run an ADB shell command.
 
@@ -447,6 +447,9 @@ class DeviceUtils(object):
       else:
         output = e.output
 
+    if raw_output:
+      return output
+
     output = output.splitlines()
     if single_line:
       if not output: