Changes code using Compositor to pass in ContextFactory

ui/aura/remote_window_tree_host_win.cc

Index: ui/aura/remote_window_tree_host_win.cc
diff --git a/ui/aura/remote_window_tree_host_win.cc b/ui/aura/remote_window_tree_host_win.cc
index 2dbc0e7a91c7608e8765e151ec6c1770427f8e46..a47cde79b0b2e8783b627aff21f943a2aba55d99 100644
--- a/ui/aura/remote_window_tree_host_win.cc
+++ b/ui/aura/remote_window_tree_host_win.cc
@@ -154,7 +154,8 @@ RemoteWindowTreeHostWin* RemoteWindowTreeHostWin::Instance() {
   return g_instance;
 }
 
-RemoteWindowTreeHostWin::RemoteWindowTreeHostWin()
+RemoteWindowTreeHostWin::RemoteWindowTreeHostWin(
+    ui::ContextFactory* context_factory)
     : remote_window_(NULL),
       host_(NULL),
       ignore_mouse_moves_until_set_cursor_ack_(false),
@@ -163,7 +164,7 @@ RemoteWindowTreeHostWin::RemoteWindowTreeHostWin()
   CHECK(!g_instance);
   g_instance = this;
   prop_.reset(new ui::ViewProp(NULL, kWindowTreeHostWinKey, this));
-  CreateCompositor(GetAcceleratedWidget());
+  CreateCompositor(GetAcceleratedWidget(), context_factory);
 }
 
 RemoteWindowTreeHostWin::~RemoteWindowTreeHostWin() {
@@ -188,7 +189,7 @@ void RemoteWindowTreeHostWin::Connected(IPC::Sender* host) {
   host_ = host;
   // Recreate the compositor for the target surface represented by the
   // remote_window HWND.
-  CreateCompositor(remote_window_);
+  CreateCompositor(remote_window_, compositor()->context_factory());
   InitCompositor();
 }