Add the ability to customize the bazel client's exit code used when the bazel server exits abruptly.

--
MOS_MIGRATED_REVID=111641619
diff --git a/scripts/bootstrap/compile.sh b/scripts/bootstrap/compile.sh
index ea21eba..abb03ce 100755
--- a/scripts/bootstrap/compile.sh
+++ b/scripts/bootstrap/compile.sh
@@ -32,6 +32,7 @@
 esac
 
 BLAZE_CC_FILES=(
+src/main/cpp/blaze_abrupt_exit.cc
 src/main/cpp/blaze_startup_options.cc
 src/main/cpp/blaze_startup_options_common.cc
 src/main/cpp/blaze_util.cc