[DevTools] New harness for inspector-protocol layout tests

content/shell/browser/layout_test/blink_test_controller.h

Index: content/shell/browser/layout_test/blink_test_controller.h
diff --git a/content/shell/browser/layout_test/blink_test_controller.h b/content/shell/browser/layout_test/blink_test_controller.h
index 657ab609ca5a0f0518f32af143a3f452e33621fd..e854c88fb20d881314a242a135dd7e4e91f8c76d 100644
--- a/content/shell/browser/layout_test/blink_test_controller.h
+++ b/content/shell/browser/layout_test/blink_test_controller.h
@@ -38,6 +38,7 @@ class SkBitmap;
 
 namespace content {
 
+class DevToolsProtocolTestBindings;
 class LayoutTestBluetoothChooserFactory;
 class LayoutTestDevToolsBindings;
 class RenderFrameHost;
@@ -240,6 +241,8 @@ class BlinkTestController : public WebContentsObserver,
   Shell* devtools_window_;
 
   std::unique_ptr<LayoutTestDevToolsBindings> devtools_bindings_;
+  std::unique_ptr<DevToolsProtocolTestBindings>
+      devtools_protocol_test_bindings_;
 
   // The PID of the render process of the render view host of main_window_.
   int current_pid_;