Fix include path in ClangTidy.cpp.

Summary:
https://llvm.org/bugs/show_bug.cgi?id=27355
To compile with other binary output directory structures in build systems like Android.

Reviewers: srhines, alexfh

Subscribers: tberghammer, danalbert, cfe-commits

Differential Revision: http://reviews.llvm.org/D19249

llvm-svn: 267835

clang-tools-extra/clang-tidy/ClangTidy.cpp

@@ -58,7 +58,7 @@ static const StringRef StaticAnalyzerChecks[] = {
 #define GET_CHECKERS
 #define CHECKER(FULLNAME, CLASS, DESCFILE, HELPTEXT, GROUPINDEX, HIDDEN)       \
   FULLNAME,
-#include "../../../lib/StaticAnalyzer/Checkers/Checkers.inc"
+#include "clang/StaticAnalyzer/Checkers/Checkers.inc"
 #undef CHECKER
 #undef GET_CHECKERS
 };