fix cpp11 compile errors

runtime/vm/debugger_api_impl_test.cc

 // Copyright (c) 2012, the Dart project authors.  Please see the AUTHORS file
 // for details. All rights reserved. Use of this source code is governed by a
 // BSD-style license that can be found in the LICENSE file.
 
 #include "include/dart_debugger_api.h"
 #include "platform/assert.h"
 #include "vm/dart_api_impl.h"
 #include "vm/thread.h"
 #include "vm/unit_test.h"
 
@@ skipping 61 matching lines @@
   Dart_ActivationFrame frame;
   Dart_Handle res = Dart_GetActivationFrame(trace, 0, &frame);
   EXPECT_TRUE(res);
   Dart_Handle func_name;
   Dart_Handle url;
   intptr_t line_number = 0;
   intptr_t library_id = 0;
   res = Dart_ActivationFrameInfo(
             frame, &func_name, &url, &line_number, &library_id);
   EXPECT_TRUE(res);
-  OS::SNPrint(info_str, sizeof(info_str), "function %s (%s:%"Pd")",
+  OS::SNPrint(info_str, sizeof(info_str), "function %s (%s:%" Pd ")",
               ToCString(func_name), ToCString(url), line_number);
   return info_str;
 }
 
 
 static void PrintValue(Dart_Handle value, bool expand);
 
 
 static void PrintObjectList(Dart_Handle list, const char* prefix, bool expand) {
   intptr_t list_length = 0;
@@ skipping 1608 matching lines @@
 
   Dart_Handle list_type = Dart_InstanceGetType(list_access_test_obj);
   Dart_Handle super_type = Dart_GetSupertype(list_type);
   EXPECT(!Dart_IsError(super_type));
   super_type = Dart_GetSupertype(super_type);
   EXPECT(!Dart_IsError(super_type));
   EXPECT(super_type == Dart_Null());
 }
 
 }  // namespace dart