Remove unused AST matcher.

llvm-svn: 216901
diff --git a/clang-tools-extra/test/clang-tidy/google-runtime-int.cpp b/clang-tools-extra/test/clang-tidy/google-runtime-int.cpp
index bf1e7aa..44d1b65 100644
--- a/clang-tools-extra/test/clang-tidy/google-runtime-int.cpp
+++ b/clang-tools-extra/test/clang-tidy/google-runtime-int.cpp
@@ -41,6 +41,9 @@
   unsigned short porthole;
 // CHECK: [[@LINE-1]]:3: warning: consider replacing 'unsigned short' with 'uint16'
 
+  uint64 cast = (short)42;
+// CHECK: [[@LINE-1]]:18: warning: consider replacing 'short' with 'int16'
+
 #define l long
   l x;
 
@@ -48,6 +51,8 @@
 // CHECK: [[@LINE-1]]:8: warning: consider replacing 'short' with 'int16'
 }
 
+void p(unsigned short port);
+
 void qux() {
   short port;
 // CHECK: [[@LINE-1]]:3: warning: consider replacing 'short' with 'int16'