Prune includes.


git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@101059 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/tools/CIndex/CXSourceLocation.h b/tools/CIndex/CXSourceLocation.h
index 8bfc6f9..66566c1 100644
--- a/tools/CIndex/CXSourceLocation.h
+++ b/tools/CIndex/CXSourceLocation.h
@@ -16,13 +16,12 @@
 
 #include "clang-c/Index.h"
 #include "clang/Basic/SourceLocation.h"
-#include "clang/Basic/SourceManager.h"
 #include "clang/Basic/LangOptions.h"
 #include "clang/AST/ASTContext.h"
 
 namespace clang {
-      
-class ASTContext;
+
+class SourceManager;
 
 namespace cxloc {