Fix regyp on android_test try bot.

BUG=125059

TEST=

Review URL: https://chromiumcodereview.appspot.com/10454039

git-svn-id: http://src.chromium.org/svn/trunk/src/build@139155 4ff67af0-8c30-449e-8e8b-ad334ec8d88c

android/buildbot_functions.sh

@@ -196,6 +196,9 @@ function bb_compile {
 # loader is on by default, this entire function becomes obsolete.
 function bb_compile_apk_tests {
   echo "@@@BUILD_STEP Re-gyp for the native test runner@@@"
+  # Setup goma again. Not doing this breaks the android_gyp step.
+  bb_setup_goma_internal
+
   GYP_DEFINES="$GYP_DEFINES gtest_target_type=shared_library" android_gyp
 
   echo "@@@BUILD_STEP Native test runner compile@@@"