Legacy cleanup (#3383)

* WIP - small legacy cleanup

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

* More cleanups + build fixes

Use AZstd instead of std types in a few places.
Remove m_nameTable.

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

* Legacy code cleanups

Remove unused methods using legacy functionality

* EditorViewportWidget::AdjustObjectPosition
* DisplayContext - remove `renderer` pointer
* DisplayContext - log errors when functions using `renderer` are called
* CTrackGizmo::DrawAxis - log errors when function uses `renderer`.
* Legacy CCamera - remove Project, Unproject and CalcScreenBounds
* Remove all unused methods from Cry_GeoDistance.h/Cry_GeoIntersect.h
* Remove Lineseg_Triangle from Cry_GeoOverlap.h
* IEntityRenderState.h - remove unused types
* SMeshColor remove Lerp method and associated constructor.
* IMaterial.h - remove unused types and a few methods
* IRenderMesh.h - remove a few unused methods and use int8 instead of
byte
* IRender.h - remove almost all of the contents
* IShader.h - remove unused types and a few methods
* IStatObj.h - remove unused types and a few methods
* SSystemGlobalEnvironment - remove `renderer` pointer
* IRenderGraph - remove 2 unused methods
* physinterface.h - remove almost all of the contents
* CXmlUtils no longer inherits ISystemEventListener
* CXmlNode no longer has custom new/delete
* Remove IRenderer from some test mocks.

Removed files:
* CryName.h
* Cry_MatrixDiag.h
* Cry_XOptimise.h
* HeapAllocator.h
* IRendererMock.h
* PoolAllocator.h

Things to consider:
* Remove GetMemoryUsage & friends.

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

* Apply review suggestions

IMovieSystem.h - remove unused includes.

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

* Move unreachable code to `#if 0` block

This is hopefully temporary measure until the original functionality is
re-implemented

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

* Fix bad merge I messed up.

Fix bad merge I messed up, by re-removing FrameProfiler.h from crycommon_files.cmake (this was removed in an earlier commit this morning: https://github.com/o3de/o3de/pull/3394).

Signed-off-by: bosnichd <bosnichd@amazon.com>

* Update Code/Framework/AzCore/AzCore/std/string/string_view.h

Co-authored-by: lumberyard-employee-dm <56135373+lumberyard-employee-dm@users.noreply.github.com>
Signed-off-by: nemerle <96597+nemerle@users.noreply.github.com>

* implement review suggestion

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

* following review, using LYSHINE_ATOM_TODO to guard

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

* Remove commented out include

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

* EditorViewportWidget.cpp: Convert commented out code to  guarded one

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

Co-authored-by: bosnichd <bosnichd@amazon.com>
Co-authored-by: lumberyard-employee-dm <56135373+lumberyard-employee-dm@users.noreply.github.com>

Code/Legacy/CrySystem/System.cpp

@@ -19,6 +19,7 @@
 #include "CryLibrary.h"
 #include <CryPath.h>
 #include <CrySystemBus.h>
+#include <CryCommon/IFont.h>
 #include <AzFramework/API/ApplicationAPI.h>
 #include <AzFramework/API/ApplicationAPI_Platform.h>
 #include <AzFramework/Input/Devices/Keyboard/InputDeviceKeyboard.h>
@@ -257,7 +258,6 @@ CSystem::CSystem(SharedEnvironmentInstance* pSharedEnvironment)
     // Initialize global environment interface pointers.
     m_env.pSystem = this;
     m_env.pTimer = &m_Time;
-    m_env.pNameTable = &m_nameTable;
     m_env.bIgnoreAllAsserts = false;
     m_env.bNoAssertDialog = false;