Merges RootWindowControllerCommon into WmRootWindowController

ash/mus/bridge/wm_root_window_controller_mus.cc

Index: ash/mus/bridge/wm_root_window_controller_mus.cc
diff --git a/ash/mus/bridge/wm_root_window_controller_mus.cc b/ash/mus/bridge/wm_root_window_controller_mus.cc
index 46bd642b3294172630f36bb124e7871fefe4c3e1..c9bbfa75ac57c76f11db2aafd0812c2240e2cd01 100644
--- a/ash/mus/bridge/wm_root_window_controller_mus.cc
+++ b/ash/mus/bridge/wm_root_window_controller_mus.cc
@@ -4,8 +4,6 @@
 
 #include "ash/mus/bridge/wm_root_window_controller_mus.h"
 
-#include "ash/common/wm/workspace/workspace_layout_manager.h"
-#include "ash/common/wm/workspace/workspace_layout_manager_backdrop_delegate.h"
 #include "ash/common/wm_root_window_controller_observer.h"
 #include "ash/mus/bridge/wm_shelf_mus.h"
 #include "ash/mus/bridge/wm_shell_mus.h"
@@ -36,7 +34,9 @@ namespace mus {
 WmRootWindowControllerMus::WmRootWindowControllerMus(
     WmShellMus* shell,
     RootWindowController* root_window_controller)
-    : shell_(shell), root_window_controller_(root_window_controller) {
+    : WmRootWindowController(WmWindowMus::Get(root_window_controller->root())),
+      shell_(shell),
+      root_window_controller_(root_window_controller) {
   shell_->AddRootWindowController(this);
   root_window_controller_->root()->SetLocalProperty(kWmRootWindowControllerKey,
                                                     this);
@@ -84,17 +84,6 @@ WmShell* WmRootWindowControllerMus::GetShell() {
   return shell_;
 }
 
-wm::WorkspaceWindowState WmRootWindowControllerMus::GetWorkspaceWindowState() {
-  NOTIMPLEMENTED();
-  return wm::WORKSPACE_WINDOW_STATE_DEFAULT;
-}
-
-void WmRootWindowControllerMus::SetMaximizeBackdropDelegate(
-    std::unique_ptr<WorkspaceLayoutManagerBackdropDelegate> delegate) {
-  root_window_controller_->workspace_layout_manager()
-      ->SetMaximizeBackdropDelegate(std::move(delegate));
-}
-
 AlwaysOnTopController* WmRootWindowControllerMus::GetAlwaysOnTopController() {
   return root_window_controller_->always_on_top_controller();
 }
@@ -139,15 +128,5 @@ gfx::Point WmRootWindowControllerMus::GetLastMouseLocationInRoot() {
   return location;
 }
 
-void WmRootWindowControllerMus::AddObserver(
-    WmRootWindowControllerObserver* observer) {
-  observers_.AddObserver(observer);
-}
-
-void WmRootWindowControllerMus::RemoveObserver(
-    WmRootWindowControllerObserver* observer) {
-  observers_.RemoveObserver(observer);
-}
-
 }  // namespace mus
 }  // namespace ash