Teach SkyView path to draw a circle

sky/engine/public/sky/sky_view.cc

Index: sky/engine/public/sky/sky_view.cc
diff --git a/sky/engine/public/sky/sky_view.cc b/sky/engine/public/sky/sky_view.cc
index aa9776647d3b4f6dd59d3fa8ef2b4c820b413799..e9a6bdbd0d49ed0611b39a0f35c3200e9242a219 100644
--- a/sky/engine/public/sky/sky_view.cc
+++ b/sky/engine/public/sky/sky_view.cc
@@ -5,17 +5,27 @@
 #include "config.h"
 #include "sky/engine/public/sky/sky_view.h"
 
+#include "base/bind.h"
 #include "sky/engine/core/script/dart_controller.h"
 #include "sky/engine/core/script/dom_dart_state.h"
+#include "sky/engine/core/view/View.h"
 #include "sky/engine/platform/weborigin/KURL.h"
+#include "sky/engine/public/sky/sky_view_client.h"
 
 namespace blink {
 
-std::unique_ptr<SkyView> SkyView::Create() {
-  return std::unique_ptr<SkyView>(new SkyView);
+struct SkyView::Data {
+  RefPtr<View> view_;
+};
+
+std::unique_ptr<SkyView> SkyView::Create(SkyViewClient* client) {
+  return std::unique_ptr<SkyView>(new SkyView(client));
 }
 
-SkyView::SkyView() {
+SkyView::SkyView(SkyViewClient* client)
+    : client_(client),
+      data_(new Data),
+      weak_factory_(this) {
 }
 
 SkyView::~SkyView() {
@@ -29,12 +39,18 @@ void SkyView::SetDisplayMetrics(const SkyDisplayMetrics& metrics) {
 }
 
 void SkyView::Load(const WebURL& url) {
+  data_->view_ = View::create(base::Bind(
+      &SkyView::SchedulePaint, weak_factory_.GetWeakPtr()));
+
   dart_controller_.reset(new DartController);
   dart_controller_->CreateIsolateFor(adoptPtr(new DOMDartState(nullptr)), url);
+  dart_controller_->InstallView(data_->view_.get());
   dart_controller_->LoadMainLibrary(url);
 }
 
 skia::RefPtr<SkPicture> SkyView::Paint() {
+  if (Picture* picture = data_->view_->picture())
+    return skia::SharePtr(picture->toSkia());
   return skia::RefPtr<SkPicture>();
 }
 
@@ -42,4 +58,8 @@ bool SkyView::HandleInputEvent(const WebInputEvent& event) {
   return false;
 }
 
+void SkyView::SchedulePaint() {
+  client_->SchedulePaint();
+}
+
 } // namespace blink