Add adb start-server on android buildbots

build/android/buildbot/buildbot_functions.sh

Index: build/android/buildbot/buildbot_functions.sh
diff --git a/build/android/buildbot/buildbot_functions.sh b/build/android/buildbot/buildbot_functions.sh
index 4d729f81020bbfd8842c5bb87aa3b756b08569eb..d9e8752d86c06214dae14c8573c5ad51a04de0d3 100755
--- a/build/android/buildbot/buildbot_functions.sh
+++ b/build/android/buildbot/buildbot_functions.sh
@@ -69,6 +69,7 @@ function bb_baseline_setup {
   export GOMA_DIR=/b/build/goma
   . build/android/envsetup.sh
   adb kill-server

[Yaron, 2012/10/04 22:41:46]

This is synchronous, right? We don't need to give it time to settle down?

[Isaac (away), 2012/10/05 19:33:59]

We do, but baseline_setup is run a couple minutes before the testing code
starts.  I will clean this up once I write a python run_tests wrapper. (i.e.
these calls will be put into the wrapper)

+  adb start-server
 }
 
 function bb_compile_setup {