3D Compositing in <browser>, first draft.

content/browser/renderer_host/render_widget_host_view_base.cc

Index: content/browser/renderer_host/render_widget_host_view_base.cc
diff --git a/content/browser/renderer_host/render_widget_host_view_base.cc b/content/browser/renderer_host/render_widget_host_view_base.cc
index 8fee3f1e6ff8d2e63dd221c5c1f88879b8d11445..44f3434143e3073924b62d84060e4e241df78a33 100644
--- a/content/browser/renderer_host/render_widget_host_view_base.cc
+++ b/content/browser/renderer_host/render_widget_host_view_base.cc
@@ -32,12 +32,14 @@ RenderWidgetHostViewPort* RenderWidgetHostViewPort::CreateViewForWidget(
   return FromRWHV(RenderWidgetHostView::CreateViewForWidget(widget));
 }
 
-RenderWidgetHostViewBase::RenderWidgetHostViewBase()
+RenderWidgetHostViewBase::RenderWidgetHostViewBase(
+    scoped_ptr<CompositingDelegate> delegate)
     : popup_type_(WebKit::WebPopupTypeNone),
       mouse_locked_(false),
       showing_context_menu_(false),
       selection_text_offset_(0),
-      selection_range_(ui::Range::InvalidRange()) {
+      selection_range_(ui::Range::InvalidRange()),
+      compositing_delegate_(delegate.Pass()) {
 }
 
 RenderWidgetHostViewBase::~RenderWidgetHostViewBase() {
@@ -74,6 +76,30 @@ bool RenderWidgetHostViewBase::IsMouseLocked() {
   return mouse_locked_;
 }
 
+gfx::GLSurfaceHandle RenderWidgetHostViewBase::GetCompositingSurface() {
+  return compositing_delegate_->GetCompositingSurface();
+} 
+
+bool RenderWidgetHostViewBase::ResizeNeedsNewSurface() {
+  return compositing_delegate_->ResizeNeedsNewSurface();
+}
+
+void RenderWidgetHostViewBase::AcceleratedSurfaceNew(int32 width_in_pixel, int32 height_in_pixel, uint64* surface_handle, TransportDIB::Handle* shm_handle) {
+  compositing_delegate_->AcceleratedSurfaceNew(width_in_pixel, height_in_pixel, surface_handle, shm_handle);
+}
+
+void RenderWidgetHostViewBase::AcceleratedSurfaceRelease(uint64 surface_handle) {
+  compositing_delegate_->AcceleratedSurfaceRelease(surface_handle);
+}
+
+void RenderWidgetHostViewBase::AcceleratedSurfacePostSubBuffer(const GpuHostMsg_AcceleratedSurfacePostSubBuffer_Params& params_in_pixel, int gpu_host_id) {
+  compositing_delegate_->AcceleratedSurfacePostSubBuffer(params_in_pixel, gpu_host_id);
+}
+
+void RenderWidgetHostViewBase::AcceleratedSurfaceBuffersSwapped(const GpuHostMsg_AcceleratedSurfaceBuffersSwapped_Params& params_in_pixel, int gpu_host_id) {
+  compositing_delegate_->AcceleratedSurfaceBuffersSwapped(params_in_pixel, gpu_host_id);
+}
+
 void RenderWidgetHostViewBase::UnhandledWheelEvent(
     const WebKit::WebMouseWheelEvent& event) {
   // Most implementations don't need to do anything here.
@@ -112,4 +138,15 @@ void RenderWidgetHostViewBase::UpdateScreenInfo() {
   }
 }
 
+void RenderWidgetHostViewBase::CompositingDelegate::AcceleratedSurfaceNew(int32 width_in_pixel, int32 height_in_pixel, uint64* surface_handle, TransportDIB::Handle* shm_handle) {
+  NOTIMPLEMENTED();
+}
+
+void RenderWidgetHostViewBase::CompositingDelegate::AcceleratedSurfaceRelease(uint64 surface_handle) {
+  NOTIMPLEMENTED();
+}
+
+RenderWidgetHostViewBase::CompositingDelegate::~CompositingDelegate() {
+}
+
 }  // namespace content