Do not allow split view to be engaged by a bezel gesture

athena/wm/split_view_controller.h

Index: athena/wm/split_view_controller.h
diff --git a/athena/wm/split_view_controller.h b/athena/wm/split_view_controller.h
index 8da798f11fc828b7810e2a517f0d0cd10528e1a3..a0fbe161bd7c468c73d688f63c03ac55ff505826 100644
--- a/athena/wm/split_view_controller.h
+++ b/athena/wm/split_view_controller.h
@@ -7,7 +7,6 @@
 
 #include "athena/athena_export.h"
 #include "athena/util/drag_handle.h"
-#include "athena/wm/bezel_controller.h"
 #include "athena/wm/public/window_list_provider_observer.h"
 #include "athena/wm/public/window_manager_observer.h"
 #include "base/memory/scoped_ptr.h"
@@ -36,8 +35,7 @@ class WindowListProviderImpl;
 // Responsible for entering split view mode, exiting from split view mode, and
 // laying out the windows in split view mode.
 class ATHENA_EXPORT SplitViewController
-    : public BezelController::ScrollDelegate,
-      public DragHandleScrollDelegate,
+    : public DragHandleScrollDelegate,
       public WindowManagerObserver,
       public WindowListProviderObserver {
  public:
@@ -117,12 +115,6 @@ class ATHENA_EXPORT SplitViewController
   float GetMaxDistanceFromMiddleForTest() const;
   float GetMinFlingVelocityForTest() const;
 
-  // BezelController::ScrollDelegate:
-  void BezelScrollBegin(BezelController::Bezel bezel, float delta) override;
-  void BezelScrollEnd(float velocity) override;
-  void BezelScrollUpdate(float delta) override;
-  bool BezelCanScroll() override;
-
   // DragHandleScrollDelegate:
   void HandleScrollBegin(float delta) override;
   void HandleScrollEnd(float velocity) override;