DevTools: create test infrastructure so devtools drives the test

content/shell/browser/layout_test/blink_test_controller.h

 // 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.
 
 #ifndef CONTENT_SHELL_BROWSER_LAYOUT_TEST_BLINK_TEST_CONTROLLER_H_
 #define CONTENT_SHELL_BROWSER_LAYOUT_TEST_BLINK_TEST_CONTROLLER_H_
 
 #include <map>
 #include <memory>
 #include <ostream>
@@ skipping 176 matching lines @@
 
  private:
   enum TestPhase {
     BETWEEN_TESTS,
     DURING_TEST,
     CLEAN_UP
   };
 
   static BlinkTestController* instance_;
 
+  void LoadDevToolsJSTest();
   void DiscardMainWindow();
 
   // Message handlers.
   void OnAudioDump(const std::vector<unsigned char>& audio_dump);
   void OnImageDump(const std::string& actual_pixel_hash, const SkBitmap& image);
   void OnTextDump(const std::string& dump);
   void OnInitiateLayoutDump();
   void OnLayoutDumpResponse(RenderFrameHost* sender, const std::string& dump);
   void OnPrintMessageToStderr(const std::string& message);
   void OnPrintMessage(const std::string& message);
@@ skipping 18 matching lines @@
                                          const std::string& argument);
   mojom::LayoutTestControl* GetLayoutTestControlPtr(RenderFrameHost* frame);
   void HandleLayoutTestControlError(RenderFrameHost* frame);
 
   std::unique_ptr<BlinkTestResultPrinter> printer_;
 
   base::FilePath current_working_directory_;
   base::FilePath temp_path_;
 
   Shell* main_window_;
+  Shell* secondary_window_;
   Shell* devtools_window_;
 
   std::unique_ptr<LayoutTestDevToolsBindings> devtools_bindings_;
 
   // The PID of the render process of the render view host of main_window_.
   int current_pid_;
 
   // Tracks if (during the current test) we have already sent *initial* test
   // configuration to a renderer process (*initial* test configuration is
   // associated with some steps that should only be executed *once* per test -
@@ skipping 54 matching lines @@
 #endif
 
   SEQUENCE_CHECKER(sequence_checker_);
 
   DISALLOW_COPY_AND_ASSIGN(BlinkTestController);
 };
 
 }  // namespace content
 
 #endif  // CONTENT_SHELL_BROWSER_LAYOUT_TEST_BLINK_TEST_CONTROLLER_H_