Perform direct routing of mouse events when the pointer is locked.

content/browser/web_contents/web_contents_view_aura.h

 // Copyright (c) 2012 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_BROWSER_WEB_CONTENTS_WEB_CONTENTS_VIEW_AURA_H_
 #define CONTENT_BROWSER_WEB_CONTENTS_WEB_CONTENTS_VIEW_AURA_H_
 
 #include <memory>
 #include <vector>
 
@@ skipping 42 matching lines @@
 
   // Allow the WebContentsViewDelegate to be set explicitly.
   void SetDelegateForTesting(WebContentsViewDelegate* delegate);
 
   // Set a flag to pass nullptr as the parent_view argument to
   // RenderWidgetHostViewAura::InitAsChild().
   void set_init_rwhv_with_null_parent_for_testing(bool set) {
     init_rwhv_with_null_parent_for_testing_ = set;
   }
 
+  using RenderWidgetHostViewCreateFunction =
+      RenderWidgetHostViewAura* (*)(RenderWidgetHost*, bool);
+
+  // Used to override the creation of RenderWidgetHostViews in tests.
+  static void InstallCreateHookForTests(
+      RenderWidgetHostViewCreateFunction create_render_widget_host_view);
+
  private:
   class WindowObserver;
 
   ~WebContentsViewAura() override;
 
   void SizeChangedCommon(const gfx::Size& size);
 
   void EndDrag(RenderWidgetHost* source_rwh, blink::WebDragOperationsMask ops);
 
   void InstallOverscrollControllerDelegate(RenderWidgetHostViewAura* view);
@@ skipping 164 matching lines @@
   std::unique_ptr<GestureNavSimple> gesture_nav_simple_;
 
   bool init_rwhv_with_null_parent_for_testing_;
 
   DISALLOW_COPY_AND_ASSIGN(WebContentsViewAura);
 };
 
 }  // namespace content
 
 #endif  // CONTENT_BROWSER_WEB_CONTENTS_WEB_CONTENTS_VIEW_AURA_H_