Remove the "C" in "implicitly declaring C library function" diagnostic
because all functions are not C functions (i.e. NSLog).

llvm-svn: 149150
diff --git a/clang/test/SemaObjC/builtin_objc_nslog.m b/clang/test/SemaObjC/builtin_objc_nslog.m
index 7c84c5f..c940b16 100644
--- a/clang/test/SemaObjC/builtin_objc_nslog.m
+++ b/clang/test/SemaObjC/builtin_objc_nslog.m
@@ -3,11 +3,11 @@
 #include <stdarg.h>
 
 void f1(id arg) {
-  NSLog(@"%@", arg); // expected-warning {{implicitly declaring C library function 'NSLog' with type 'void (id, ...)'}} \
+  NSLog(@"%@", arg); // expected-warning {{implicitly declaring library function 'NSLog' with type 'void (id, ...)'}} \
   // expected-note {{please include the header <Foundation/NSObjCRuntime.h> or explicitly provide a declaration for 'NSLog'}}
 }
 
 void f2(id str, va_list args) {
-  NSLogv(@"%@", args); // expected-warning {{implicitly declaring C library function 'NSLogv' with type }} \
+  NSLogv(@"%@", args); // expected-warning {{implicitly declaring library function 'NSLogv' with type }} \
   // expected-note {{please include the header <Foundation/NSObjCRuntime.h> or explicitly provide a declaration for 'NSLogv'}}
 }