Make KillAllAdb robust to AccessDenied exceptions.

build/android/buildbot/bb_device_status_check.py

Index: build/android/buildbot/bb_device_status_check.py
diff --git a/build/android/buildbot/bb_device_status_check.py b/build/android/buildbot/bb_device_status_check.py
index 1a238de9a054febd12cfde75b76b53d6016eaf5e..228c48162404d3962179f7e954d0fa1e84d3b2d0 100755
--- a/build/android/buildbot/bb_device_status_check.py
+++ b/build/android/buildbot/bb_device_status_check.py
@@ -246,7 +246,7 @@ def KillAllAdb():
       try:
         if 'adb' in p.name:
           yield p
-      except psutil.error.NoSuchProcess:
+      except (psutil.error.NoSuchProcess, psutil.error.AccessDenied):
         pass
 
   for sig in [signal.SIGTERM, signal.SIGQUIT, signal.SIGKILL]:
@@ -255,12 +255,12 @@ def KillAllAdb():
         print 'kill %d %d (%s [%s])' % (sig, p.pid, p.name,
             ' '.join(p.cmdline))
         p.send_signal(sig)
-      except psutil.error.NoSuchProcess:
+      except (psutil.error.NoSuchProcess, psutil.error.AccessDenied):
         pass
   for p in GetAllAdb():
     try:
       print 'Unable to kill %d (%s [%s])' % (p.pid, p.name, ' '.join(p.cmdline))
-    except psutil.error.NoSuchProcess:
+    except (psutil.error.NoSuchProcess, psutil.error.AccessDenied):
       pass