Adjust paths in buildbolt-symbolize-crashes.sh.

Bug: 187231324
Test: buildbot-symbolize-crashes.sh
Change-Id: I94f7e7964506058c1320ede87ac48b5cc6a75111
diff --git a/tools/buildbot-symbolize-crashes.sh b/tools/buildbot-symbolize-crashes.sh
index 0200346..73b6231 100755
--- a/tools/buildbot-symbolize-crashes.sh
+++ b/tools/buildbot-symbolize-crashes.sh
@@ -14,14 +14,20 @@
 # See the License for the specific language governing permissions and
 # limitations under the License.
 
+
+# TODO(b/187231324): remove this once the hard-code prebuilt path of
+# llvm-cxxfilt in development/scripts/symboly.py is fixed.
+cd $(dirname "${BASH_SOURCE[0]}")/../../prebuilts/clang/host/linux-x86
+
 # We push art and its dependencies to '/data/local/tmp', but the 'stack'
 # script expect things to be in '/'. So we just remove the
 # '/data/local/tmp' prefix.
+
 if [[ -n "$1" ]]; then
   cat $1
 else
   adb logcat -d
-fi | sed 's,/data/local/tmp,,g' | development/scripts/stack
+fi | sed 's,/data/local/tmp,,g' | ../../../../development/scripts/stack
 
 # Always return 0 to avoid having the buildbot complain about wrong stacks.
 exit 0