Revert of Rename MaximizeMode to TabletMode

ash/metrics/pointer_metrics_recorder.cc

Index: ash/metrics/pointer_metrics_recorder.cc
diff --git a/ash/metrics/pointer_metrics_recorder.cc b/ash/metrics/pointer_metrics_recorder.cc
index 39584bc2aad72031b41c59b105c2dffcde8df136..65d6f5457e907b1d31355dce9f004bba5bcdc847 100644
--- a/ash/metrics/pointer_metrics_recorder.cc
+++ b/ash/metrics/pointer_metrics_recorder.cc
@@ -7,7 +7,7 @@
 #include "ash/shared/app_types.h"
 #include "ash/shell.h"
 #include "ash/shell_port.h"
-#include "ash/wm/tablet_mode/tablet_mode_controller.h"
+#include "ash/wm/maximize_mode/maximize_mode_controller.h"
 #include "ash/wm_window.h"
 #include "base/metrics/histogram_macros.h"
 #include "ui/events/event_constants.h"
@@ -47,8 +47,8 @@
 void RecordUMA(ui::EventPointerType type, views::Widget* target) {
   DownEventFormFactor form_factor = DownEventFormFactor::CLAMSHELL;
   if (Shell::Get()
-          ->tablet_mode_controller()
-          ->IsTabletModeWindowManagerEnabled()) {
+          ->maximize_mode_controller()
+          ->IsMaximizeModeWindowManagerEnabled()) {
     form_factor = DownEventFormFactor::TOUCH_VIEW;
   }
   UMA_HISTOGRAM_ENUMERATION(