Remove duplication between TestRunner's fields and LayoutDumpFlags struct.

content/shell/browser/layout_test/blink_test_controller.cc

 // Copyright 2013 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 "content/shell/browser/layout_test/blink_test_controller.h"
 
 #include <stddef.h>
 
 #include <iostream>
 #include <utility>
 
 #include "base/base64.h"
 #include "base/callback.h"
 #include "base/command_line.h"
 #include "base/location.h"
 #include "base/logging.h"
 #include "base/run_loop.h"
 #include "base/single_thread_task_runner.h"
 #include "base/strings/string_number_conversions.h"
 #include "base/strings/stringprintf.h"
 #include "base/thread_task_runner_handle.h"
 #include "build/build_config.h"
+#include "components/test_runner/layout_dump_flags.h"
 #include "content/public/browser/devtools_agent_host.h"
 #include "content/public/browser/dom_storage_context.h"
 #include "content/public/browser/gpu_data_manager.h"
 #include "content/public/browser/navigation_controller.h"
 #include "content/public/browser/navigation_entry.h"
 #include "content/public/browser/notification_service.h"
 #include "content/public/browser/notification_types.h"
 #include "content/public/browser/render_frame_host.h"
 #include "content/public/browser/render_process_host.h"
 #include "content/public/browser/render_view_host.h"
@@ skipping 603 matching lines @@
   printer_->PrintAudioFooter();
 }
 
 void BlinkTestController::OnTextDump(const std::string& dump) {
   printer_->PrintTextHeader();
   printer_->PrintTextBlock(dump);
   printer_->PrintTextFooter();
 }
 
 void BlinkTestController::OnInitiateLayoutDump(
-    test_runner::LayoutDumpFlags layout_dump_flags) {
-  DCHECK(layout_dump_flags.dump_child_frames);
+    const test_runner::LayoutDumpFlags& layout_dump_flags) {
+  DCHECK(layout_dump_flags.dump_child_frames());
   pending_layout_dumps_ = main_window_->web_contents()->SendToAllFrames(
       new ShellViewMsg_LayoutDumpRequest(MSG_ROUTING_NONE, layout_dump_flags));
 }
 
 void BlinkTestController::OnLayoutDumpResponse(RenderFrameHost* sender,
                                                const std::string& dump) {
   // Store the result.
   auto pair = frame_to_layout_dump_map_.insert(
       std::make_pair(sender->GetFrameTreeNodeId(), dump));
   bool insertion_took_place = pair.second;
@@ skipping 195 matching lines @@
   } else {
     printer_->AddErrorMessage(base::StringPrintf(
         "FAIL: Unexpected sendBluetoothManualChooserEvent() event name '%s'.",
         event_name.c_str()));
     return;
   }
   bluetooth_chooser_factory_->SendEvent(event, argument);
 }
 
 }  // namespace content