[Android] Switch to DeviceUtils versions of file functions.

build/android/pylib/utils/reraiser_thread.py

 # Copyright 2013 The Chromium Authors. All rights reserved.
 # Use of this source code is governed by a BSD-style license that can be
 # found in the LICENSE file.
 
 """Thread and ThreadGroup that reraise exceptions on the main thread."""
 # pylint: disable=W0212
 
 import logging
 import sys
 import threading
@@ skipping 56 matching lines @@
   def GetReturnValue(self):
     """Reraise exception if present, otherwise get the return value."""
     self.ReraiseIfException()
     return self._ret
 
   #override
   def run(self):
     """Overrides Thread.run() to add support for reraising exceptions."""
     try:
       self._ret = self._func(*self._args, **self._kwargs)
-    except:
+    except: # pylint: disable=W0702
       self._exc_info = sys.exc_info()
-      raise
 
 
 class ReraiserThreadGroup(object):
   """A group of ReraiserThread objects."""
 
   def __init__(self, threads=None):
     """Initialize thread group.
 
     Args:
       threads: a list of ReraiserThread objects; defaults to empty.
@@ skipping 58 matching lines @@
   def GetAllReturnValues(self, watcher=watchdog_timer.WatchdogTimer(None)):
     """Get all return values, joining all threads if necessary.
 
     Args:
       watcher: same as in |JoinAll|. Only used if threads are alive.
     """
     if any([t.isAlive() for t in self._threads]):
       self.JoinAll(watcher)
     return [t.GetReturnValue() for t in self._threads]