Implement TouchSelectionEditing controls for OOPIF.

content/browser/frame_host/render_widget_host_view_child_frame.h

Index: content/browser/frame_host/render_widget_host_view_child_frame.h
diff --git a/content/browser/frame_host/render_widget_host_view_child_frame.h b/content/browser/frame_host/render_widget_host_view_child_frame.h
index 551c56cc266c651eca89701fd7e04db5eb9ba763..523753584a16cc86cc5b016b5df571fc69cac1ec 100644
--- a/content/browser/frame_host/render_widget_host_view_child_frame.h
+++ b/content/browser/frame_host/render_widget_host_view_child_frame.h
@@ -23,6 +23,7 @@
 #include "cc/surfaces/surface_sequence.h"
 #include "content/browser/compositor/image_transport_factory.h"
 #include "content/browser/renderer_host/event_with_latency_info.h"
+#include "content/browser/renderer_host/input/touch_selection_controller_client_manager.h"
 #include "content/browser/renderer_host/render_widget_host_view_base.h"
 #include "content/common/content_export.h"
 #include "content/common/input/input_event_ack_state.h"
@@ -40,6 +41,7 @@ class RenderWidgetHost;
 class RenderWidgetHostImpl;
 class RenderWidgetHostViewChildFrameTest;
 class RenderWidgetHostViewGuestSurfaceTest;
+class TouchSelectionControllerClientChildFrame;
 
 // RenderWidgetHostViewChildFrame implements the view for a RenderWidgetHost
 // associated with content being rendered in a separate process from
@@ -51,6 +53,7 @@ class RenderWidgetHostViewGuestSurfaceTest;
 // See comments in render_widget_host_view.h about this class and its members.
 class CONTENT_EXPORT RenderWidgetHostViewChildFrame
     : public RenderWidgetHostViewBase,
+      public TouchSelectionControllerClientManager::Observer,
       public NON_EXPORTED_BASE(cc::CompositorFrameSinkSupportClient) {
  public:
   static RenderWidgetHostViewChildFrame* Create(RenderWidgetHost* widget);
@@ -68,6 +71,10 @@ class CONTENT_EXPORT RenderWidgetHostViewChildFrame
   // types, such as RenderWidgetHostViewAura.
   void RegisterFrameSwappedCallback(std::unique_ptr<base::Closure> callback);
 
+  // TouchSelectionControllerClientManager::Observer implementation.
+  void OnManagerWillDestroy(
+      TouchSelectionControllerClientManager* manager) override;
+
   // RenderWidgetHostView implementation.
   void InitAsChild(gfx::NativeView parent_view) override;
   RenderWidgetHost* GetRenderWidgetHost() const override;
@@ -191,6 +198,12 @@ class CONTENT_EXPORT RenderWidgetHostViewChildFrame
 
   bool has_frame() { return has_frame_; }
 
+  ui::TextInputType GetTextInputType() const;
+  bool GetSelectionRange(gfx::Range* range) const;
+  // This returns the origin of this view in the coordinates of the root

[kenrb, 2017/05/24 14:54:28]

nit: "origin of this view" could be confusing, maybe "origin of this view's
bounding rect"?

[wjmaclean, 2017/05/24 17:10:08]

Done.

+  // RenderWidgetHostView.
+  gfx::Point GetViewOriginInRoot() const;
+
  protected:
   friend class RenderWidgetHostView;
   friend class RenderWidgetHostViewChildFrameTest;
@@ -249,6 +262,7 @@ class CONTENT_EXPORT RenderWidgetHostViewChildFrame
 
   void CreateCompositorFrameSinkSupport();
   void ResetCompositorFrameSinkSupport();
+  void DetachFromTouchSelectionClientManagerIfNecessary();
 
   virtual bool HasEmbedderChanged();
 
@@ -267,6 +281,9 @@ class CONTENT_EXPORT RenderWidgetHostViewChildFrame
   // The background color of the widget.
   SkColor background_color_;
 
+  std::unique_ptr<TouchSelectionControllerClientChildFrame>
+      selection_controller_client_;
+
   base::WeakPtrFactory<RenderWidgetHostViewChildFrame> weak_factory_;
   DISALLOW_COPY_AND_ASSIGN(RenderWidgetHostViewChildFrame);
 };