Bug 1117850 - package llvm-symbolizer with the installer when MOZ_TSAN is enabled; r=glandium

We're eventually going to need access to llvm-symbolizer when we do TSan
test runs, so make sure it gets included.

browser/installer/package-manifest.in

@@ -895,13 +895,14 @@ bin/libfreebl_32int64_3.so
 @RESPATH@/components/nsTerminatorTelemetry.js
 @RESPATH@/components/terminator.manifest
 
-#ifdef MOZ_ASAN
-#ifdef CLANG_CXX
+#if defined(CLANG_CXX)
+#if defined(MOZ_ASAN) || defined(MOZ_TSAN)
 @BINPATH@/llvm-symbolizer
 #endif
-#ifdef CLANG_CL
-@BINPATH@/clang_rt.asan_dynamic-i386.dll
 #endif
+
+#if defined(MOZ_ASAN) && defined(CLANG_CL)
+@BINPATH@/clang_rt.asan_dynamic-i386.dll
 #endif