Changes all non-workspace code to talk to WorkspaceManager via

ash/wm/workspace_controller.cc

Index: ash/wm/workspace_controller.cc
diff --git a/ash/wm/workspace_controller.cc b/ash/wm/workspace_controller.cc
index 13327ac1c0eedd2e30f2375519e0e0384438b3c4..ea2262c87bb5a4763e27770c1051418bdf057a47 100644
--- a/ash/wm/workspace_controller.cc
+++ b/ash/wm/workspace_controller.cc
@@ -46,11 +46,27 @@ WorkspaceController::~WorkspaceController() {
     viewport_->SetLayoutManager(NULL);
 }
 
+bool WorkspaceController::IsInMaximizedMode() const {
+  return workspace_manager_->IsInMaximizedMode();
+}
+
 void WorkspaceController::SetGridSize(int grid_size) {
   workspace_manager_->set_grid_size(grid_size);
   event_filter_->set_grid_size(grid_size);
 }
 
+int WorkspaceController::GetGridSize() const {
+  return workspace_manager_->grid_size();
+}
+
+WorkspaceWindowState WorkspaceController::GetWindowState() const {
+  return workspace_manager_->GetWindowState();
+}
+
+void WorkspaceController::SetShelf(ShelfLayoutManager* shelf) {
+  workspace_manager_->set_shelf(shelf);
+}
+
 void WorkspaceController::OnWindowActivated(aura::Window* window,
                                             aura::Window* old_active) {
   workspace_manager_->SetActiveWorkspaceByWindow(window);