Recognize EMSGSIZE as non-fatal on OS X.

chrome/test/page_cycler/page_cycler_test.cc

 // Copyright (c) 2006-2009 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #include "base/basictypes.h"
 #include "base/command_line.h"
 #include "base/eintr_wrapper.h"
 #include "base/file_path.h"
 #include "base/file_util.h"
 #include "base/path_service.h"
@@ skipping 166 matching lines @@
 
   // For HTTP tests, the name must be safe for use in a URL without escaping.
   void RunPageCycler(const char* name, std::wstring* pages,
                      std::string* timings, bool use_http) {
     // Make sure the test data is checked out
     FilePath test_path;
     PathService::Get(base::DIR_SOURCE_ROOT, &test_path);
     test_path = test_path.Append(FILE_PATH_LITERAL("data"));
     test_path = test_path.Append(FILE_PATH_LITERAL("page_cycler"));
     test_path = test_path.AppendASCII(name);
-    ASSERT_TRUE(file_util::PathExists(test_path)) << "Missing test data";
+    ASSERT_TRUE(file_util::PathExists(test_path)) << "Missing test data"
+                                                  << test_path.value();
 
 #if defined(OS_MACOSX)
     PopulateUBC(test_path);
 #endif
 
     GURL test_url;
     if (use_http) {
       test_url = GURL(std::string(kBaseUrl) + name + "/start.html");
     } else {
       test_path = test_path.Append(FILE_PATH_LITERAL("start.html"));
@@ skipping 164 matching lines @@
 
 // http (localhost) tests
 PAGE_CYCLER_HTTP_TESTS("moz", MozHttp);
 PAGE_CYCLER_HTTP_TESTS("intl1", Intl1Http);
 PAGE_CYCLER_HTTP_TESTS("intl2", Intl2Http);
 PAGE_CYCLER_HTTP_TESTS("dom", DomHttp);
 PAGE_CYCLER_HTTP_TESTS("bloat", BloatHttp);
 
 
 }  // namespace