Prior to adding the new "expected-no-diagnostics" directive to VerifyDiagnosticConsumer, make the necessary adjustment to 580 test-cases which will henceforth require this new directive.

llvm-svn: 166280
diff --git a/clang/test/PCH/objc_container.m b/clang/test/PCH/objc_container.m
index 1e59054..ad7a6c3 100644
--- a/clang/test/PCH/objc_container.m
+++ b/clang/test/PCH/objc_container.m
@@ -7,6 +7,8 @@
 // RUN: %clang -cc1 -include-pch %t -ast-print %s | FileCheck -check-prefix=PRINT %s
 // RUN: %clang -cc1 -include-pch %t -emit-llvm -o - %s | FileCheck -check-prefix=IR %s
 
+// expected-no-diagnostics
+
 // CHECK-PRINT: id oldObject = array[10];
 // CHECK-PRINT: array[10] = oldObject;
 // CHECK-PRINT: oldObject = dictionary[key];