Legacy code cleanup - part 3 (#3903)

* Legacy cleanup - part 3

Not much is left that can be easily removed,
so I think this will be last cleanup before the legacy functionality is replaced.

Signed-off-by: nemerle <96597+nemerle@users.noreply.github.com>

* fix windows build, remove a few more things, re-add one file

Signed-off-by: nemerle <96597+nemerle@users.noreply.github.com>

* Remove legacy RenderBus + more cleanups

Signed-off-by: nemerle <96597+nemerle@users.noreply.github.com>

* Remove MaterialOwnerBus.h

Clean-up in Cry_Matrix34/33

Signed-off-by: nemerle <96597+nemerle@users.noreply.github.com>

Code/Legacy/CrySystem/ViewSystem/View.h

@@ -81,8 +81,6 @@ public:
 
             ID = shakeID;
         }
-
-        void GetMemoryUsage([[maybe_unused]] ICrySizer* pSizer) const { /*nothing*/}
     };
 
 
@@ -111,8 +109,6 @@ public:
     CCamera& GetCamera() override { return m_camera; }
     const CCamera& GetCamera() const override { return m_camera; }
 
-    void GetMemoryUsage(ICrySizer* s) const;
-
 protected:
 
     void ProcessShakeNormal(SShake* pShake, float frameTime);