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

content/browser/web_contents/web_contents_view_aura.cc

 // 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.
 
 #include "content/browser/web_contents/web_contents_view_aura.h"
 
 #include <stddef.h>
 #include <stdint.h>
 
 #include "base/auto_reset.h"
@@ skipping 72 matching lines @@
     WebContentsImpl* web_contents,
     WebContentsViewDelegate* delegate,
     RenderViewHostDelegateView** render_view_host_delegate_view) {
   WebContentsViewAura* rv = new WebContentsViewAura(web_contents, delegate);
   *render_view_host_delegate_view = rv;
   return rv;
 }
 
 namespace {
 
+WebContentsViewAura::RenderWidgetHostViewCreateFunction
+    g_create_render_widget_host_view = nullptr;
+
 bool IsScrollEndEffectEnabled() {
   return base::CommandLine::ForCurrentProcess()->GetSwitchValueASCII(
       switches::kScrollEndEffect) == "1";
 }
 
 RenderWidgetHostViewAura* ToRenderWidgetHostViewAura(
     RenderWidgetHostView* view) {
   if (!view || (RenderViewHostFactory::has_factory() &&
       !RenderViewHostFactory::is_real_render_view_host())) {
     return NULL;  // Can't cast to RenderWidgetHostViewAura in unit tests.
@@ skipping 401 matching lines @@
 
   WebContentsViewAura* view_;
 
   // The parent window that hosts the constrained windows. We cache the old host
   // view so that we can unregister when it's not the parent anymore.
   aura::Window* host_window_;
 
   DISALLOW_COPY_AND_ASSIGN(WindowObserver);
 };
 
+// static
+void WebContentsViewAura::InstallCreateHookForTests(
+    RenderWidgetHostViewCreateFunction create_render_widget_host_view) {
+  CHECK_EQ(nullptr, g_create_render_widget_host_view);
+  g_create_render_widget_host_view = create_render_widget_host_view;
+}
+
 ////////////////////////////////////////////////////////////////////////////////
 // WebContentsViewAura, public:
 
 WebContentsViewAura::WebContentsViewAura(WebContentsImpl* web_contents,
                                          WebContentsViewDelegate* delegate)
     : web_contents_(web_contents),
       delegate_(delegate),
       current_drag_op_(blink::WebDragOperationNone),
       drag_dest_delegate_(nullptr),
       current_rvh_for_drag_(ChildProcessHost::kInvalidUniqueID,
@@ skipping 316 matching lines @@
     // test view, so we don't want to clobber it with a real one. To verify that
     // this actually is happening (and somebody isn't accidentally creating the
     // view twice), we check for the RVH Factory, which will be set when we're
     // making special ones (which go along with the special views).
     DCHECK(RenderViewHostFactory::has_factory());
     return static_cast<RenderWidgetHostViewBase*>(
         render_widget_host->GetView());
   }
 
   RenderWidgetHostViewAura* view =
-      new RenderWidgetHostViewAura(render_widget_host, is_guest_view_hack);
+      g_create_render_widget_host_view
+          ? g_create_render_widget_host_view(render_widget_host,
+                                             is_guest_view_hack)
+          : new RenderWidgetHostViewAura(render_widget_host,
+                                         is_guest_view_hack);
   view->InitAsChild(GetRenderWidgetHostViewParent());
 
   RenderWidgetHostImpl* host_impl =
       RenderWidgetHostImpl::From(render_widget_host);
 
   if (!host_impl->is_hidden())
     view->Show();
 
   // We listen to drag drop events in the newly created view's window.
   aura::client::SetDragDropDelegate(view->GetNativeView(), this);
@@ skipping 463 matching lines @@
                                         bool allow_multiple_selection) {
   NOTIMPLEMENTED() << " show " << items.size() << " menu items";
 }
 
 void WebContentsViewAura::HidePopupMenu() {
   NOTIMPLEMENTED();
 }
 #endif
 
 }  // namespace content