Make crashreport data in libclang a compile-time option.

git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@104413 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/tools/libclang/CIndex.cpp b/tools/libclang/CIndex.cpp
index c93adaf..31811d2 100644
--- a/tools/libclang/CIndex.cpp
+++ b/tools/libclang/CIndex.cpp
@@ -44,8 +44,7 @@
 // Crash Reporting.
 //===----------------------------------------------------------------------===//
 
-#ifdef __APPLE__
-#define USE_CRASHTRACER
+#ifdef USE_CRASHTRACER
 #include "clang/Analysis/Support/SaveAndRestore.h"
 // Integrate with crash reporter.
 static const char *__crashreporter_info__ = 0;