GN(android): Add scripts & runtime logic for installing _managed apks

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 bc1f2ab27339c25b18d03ccac517649c15017c55..9f4e7ea3fd8e577ccc0fbf80d01f1d8664bb5559 100644
--- a/build/android/pylib/device/device_utils.py
+++ b/build/android/pylib/device/device_utils.py
@@ -216,6 +216,22 @@ class DeviceUtils(object):
     """Returns the device serial."""
     return self.adb.GetDeviceSerial()
 
+  @property
+  def default_timeout(self):

[jbudorick, 2015/08/23 02:01:28]

I don't mind the getter, though I don't really see the point.

[agrieve, 2015/08/26 00:22:40]

Done.

+    return self._default_timeout
+
+  @default_timeout.setter
+  def default_timeout(self, value):

[jbudorick, 2015/08/23 02:01:28]

I don't like the setter. I don't think we should allow changing the default
after construction.

[agrieve, 2015/08/26 00:22:40]

Done.

+    self._default_timeout = value
+
+  @property
+  def default_retries(self):
+    return self._default_retries
+
+  @default_retries.setter
+  def default_retries(self, value):
+    self._default_retries = value
+
   @decorators.WithTimeoutAndRetriesFromInstance()
   def IsOnline(self, timeout=None, retries=None):
     """Checks whether the device is online.