Revert of Rename MaximizeMode to TabletMode

ash/wm/workspace/workspace_layout_manager_unittest.cc

Index: ash/wm/workspace/workspace_layout_manager_unittest.cc
diff --git a/ash/wm/workspace/workspace_layout_manager_unittest.cc b/ash/wm/workspace/workspace_layout_manager_unittest.cc
index 3068e4e2c29cd1d4b3200d97a5667d0a559f8b78..24f6dbf6181f604e847c93660495a93f0fb1c3fe 100644
--- a/ash/wm/workspace/workspace_layout_manager_unittest.cc
+++ b/ash/wm/workspace/workspace_layout_manager_unittest.cc
@@ -28,8 +28,8 @@
 #include "ash/test/test_session_controller_client.h"
 #include "ash/test/workspace_controller_test_api.h"
 #include "ash/wm/fullscreen_window_finder.h"
+#include "ash/wm/maximize_mode/maximize_mode_backdrop_delegate_impl.h"
 #include "ash/wm/overview/window_selector_controller.h"
-#include "ash/wm/tablet_mode/tablet_mode_backdrop_delegate_impl.h"
 #include "ash/wm/window_state.h"
 #include "ash/wm/window_util.h"
 #include "ash/wm/wm_event.h"
@@ -984,7 +984,7 @@
   void ShowTopWindowBackdrop(bool show) {
     std::unique_ptr<BackdropDelegate> backdrop;
     if (show) {
-      backdrop = base::MakeUnique<TabletModeBackdropDelegateImpl>();
+      backdrop = base::MakeUnique<MaximizeModeBackdropDelegateImpl>();
     }
     GetWorkspaceLayoutManager(default_container_)
         ->SetBackdropDelegate(std::move(backdrop));
@@ -1241,7 +1241,7 @@
     EXPECT_EQ(children[3], window3.get());
   }
 
-  // Enabling the backdrop delegate for tablet mode will put the
+  // Enabling the backdrop delegate for maximized mode will put the
   // backdrop on the top most window.
   ShowTopWindowBackdrop(true);
   {