[libclang] Introduce clang_Cursor_getReceiverType which returns the CXType for
the receiver of an ObjC message expression.

rdar://12578643

llvm-svn: 167201
diff --git a/clang/tools/libclang/libclang.exports b/clang/tools/libclang/libclang.exports
index ec77faf..4495b66 100644
--- a/clang/tools/libclang/libclang.exports
+++ b/clang/tools/libclang/libclang.exports
@@ -13,6 +13,7 @@
 clang_Cursor_getObjCSelectorIndex
 clang_Cursor_getSpellingNameRange
 clang_Cursor_getTranslationUnit
+clang_Cursor_getReceiverType
 clang_Cursor_isDynamicCall
 clang_Cursor_isNull
 clang_Cursor_getModule