Removed CRWSessionEntry unittests.

ios/web/navigation/navigation_item_impl.mm

 // Copyright 2014 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.
 
 #import "ios/web/navigation/navigation_item_impl.h"
 
 #include <stddef.h>
 
 #include <memory>
 #include <utility>
 
 #include "base/logging.h"
+#include "base/strings/utf_string_conversions.h"
 #include "components/url_formatter/url_formatter.h"
 #include "ui/base/page_transition_types.h"
 #include "ui/gfx/text_elider.h"
 
 #if !defined(__has_feature) || !__has_feature(objc_arc)
 #error "This file requires ARC support."
 #endif
 
 namespace {
 
@@ skipping 269 matching lines @@
 void NavigationItemImpl::ResetHttpRequestHeaders() {
   http_request_headers_.reset();
 }
 
 void NavigationItemImpl::ResetForCommit() {
   // Any state that only matters when a navigation item is pending should be
   // cleared here.
   set_is_renderer_initiated(false);
 }
 
+NSString* NavigationItemImpl::GetDescription() const {
+  return [NSString
+      stringWithFormat:
+          @"url:%s originalurl:%s title:%s transition:%d displayState:%@ "
+          @"desktopUA:%d",
+          url_.spec().c_str(), original_request_url_.spec().c_str(),
+          base::UTF16ToUTF8(title_).c_str(), transition_type_,
+          page_display_state_.GetDescription(), is_overriding_user_agent_];
+}
+
 }  // namespace web