Stats log api for attribution chain.

Test: all unit test passed.
Change-Id: I628d409e517f4f95c8da1d0c7fd4d514c1d9196d
diff --git a/tools/stats_log_api_gen/Android.bp b/tools/stats_log_api_gen/Android.bp
index 468864b..e301eb1 100644
--- a/tools/stats_log_api_gen/Android.bp
+++ b/tools/stats_log_api_gen/Android.bp
@@ -97,6 +97,7 @@
     cflags: [
         "-Wall",
         "-Werror",
+        "-fexceptions",
     ],
     export_generated_headers: ["statslog.h"],
     shared_libs: [