Wires up view manager to an actual display

mojo/services/view_manager/view_manager_connection.cc

Index: mojo/services/view_manager/view_manager_connection.cc
diff --git a/mojo/services/view_manager/view_manager_connection.cc b/mojo/services/view_manager/view_manager_connection.cc
index 37e5f059fa375bb531e60851cc9f593651b047a1..b11badd4162ddb0ac55d74ed41cf510c33aea744 100644
--- a/mojo/services/view_manager/view_manager_connection.cc
+++ b/mojo/services/view_manager/view_manager_connection.cc
@@ -9,6 +9,8 @@
 #include "mojo/services/view_manager/node.h"
 #include "mojo/services/view_manager/root_node_manager.h"
 #include "mojo/services/view_manager/view.h"
+#include "third_party/skia/include/core/SkBitmap.h"
+#include "ui/gfx/codec/png_codec.h"
 
 namespace mojo {
 namespace services {
@@ -271,6 +273,25 @@ void ViewManagerConnection::SetView(
                            change_id));
 }
 
+void ViewManagerConnection::SetViewContents(
+    TransportViewId view_id,
+    ScopedSharedBufferHandle buffer,
+    uint32_t buffer_size) {
+  View* view = GetView(ViewIdFromTransportId(view_id));
+  if (!view)
+    return;
+  void* handle_data;
+  if (MapBuffer(buffer.get(), 0, buffer_size, &handle_data,
+                MOJO_MAP_BUFFER_FLAG_NONE) != MOJO_RESULT_OK) {
+    return;
+  }
+  SkBitmap bitmap;
+  gfx::PNGCodec::Decode(static_cast<const unsigned char*>(handle_data),
+                        buffer_size, &bitmap);
+  view->SetBitmap(bitmap);
+  UnmapBuffer(handle_data);
+}
+
 void ViewManagerConnection::OnNodeHierarchyChanged(const NodeId& node,
                                                    const NodeId& new_parent,
                                                    const NodeId& old_parent) {