Test runner: make inspector tests reuse a single inspector process.

content/shell/browser/webkit_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_WEBKIT_TEST_CONTROLLER_H_
 #define CONTENT_SHELL_BROWSER_WEBKIT_TEST_CONTROLLER_H_
 
 #include <ostream>
 #include <string>
 
@@ skipping 10 matching lines @@
 #include "ui/gfx/geometry/size.h"
 
 #if defined(OS_ANDROID)
 #include "base/threading/thread_restrictions.h"
 #endif
 
 class SkBitmap;
 
 namespace content {
 
+class LayoutTestDevToolsFrontend;
 class Shell;
 
 #if defined(OS_ANDROID)
 // Android uses a nested message loop for running layout tests because the
 // default message loop, provided by the system, does not offer a blocking
 // Run() method. The loop itself, implemented as NestedMessagePumpAndroid,
 // uses a base::WaitableEvent allowing it to sleep until more events arrive.
 class ScopedAllowWaitForAndroidLayoutTests {
  private:
   base::ThreadRestrictions::ScopedAllowWait wait;
@@ skipping 166 matching lines @@
   // True if the WebPreferences of newly created RenderViewHost should be
   // overridden with prefs_.
   bool should_override_prefs_;
   WebPreferences prefs_;
 
   NotificationRegistrar registrar_;
 
   const bool is_leak_detection_enabled_;
   bool crash_when_leak_found_;
 
+  LayoutTestDevToolsFrontend* devtools_frontend_;
+
 #if defined(OS_ANDROID)
   // Because of the nested message pump implementation, Android needs to allow
   // waiting on the UI thread while layout tests are being ran.
   ScopedAllowWaitForAndroidLayoutTests reduced_restrictions_;
 #endif
 
   DISALLOW_COPY_AND_ASSIGN(WebKitTestController);
 };
 
 }  // namespace content
 
 #endif  // CONTENT_SHELL_BROWSER_WEBKIT_TEST_CONTROLLER_H_