Red code legacy MemoryManager, StreamEngine, ResourceManager, ImageHandler, AsyncPakManager, and more (#758)

Remove from CryCommon and CrySystem:
- MemoryManager and all related classes/files
- StreamEngine, ResourceManager, ImageHandler, and AsyncPakManager
- Various other related interfaces/files/classes etc. that are all now unused

Code/Sandbox/Editor/GotoPositionDlg.cpp

@@ -106,8 +106,7 @@ void CGotoPositionDlg::OnChangeEdit()
 {
     const int lengthInSw = 8;
     const int strNum = 6;
-    TArray< float > pos(strNum);
-    pos.Set(0);
+    AZStd::vector<float> pos(strNum);
 
     m_sPos = m_ui->m_posEdit->text();
     const QStringList parts = m_sPos.split(QRegularExpression("[\\s,;\\t]"), Qt::SkipEmptyParts);

Code/Sandbox/Editor/IEditorImpl.cpp

@@ -92,7 +92,6 @@ AZ_POP_DISABLE_WARNING
 #ifdef _RELEASE
 #undef _RELEASE
 #endif
-#include <CrtDebugStats.h>
 
 #include "Core/QtEditorApplication.h"                               // for Editor::EditorQtApplication
 

Code/Sandbox/Editor/TrackView/TrackViewDopeSheetBase.cpp

@@ -2734,9 +2734,6 @@ void CTrackViewDopeSheetBase::DrawKeys(CTrackViewTrack* pTrack, QPainter* painte
     const int kDefaultWidthForDescription = 200;
     const int kSmallMargin = 10;
 
-    FixedDynArray<float> drawnKeyTimes;
-    drawnKeyTimes.set(ArrayT((float*)alloca(numKeys * sizeof(float)), numKeys));
-
     AZStd::vector<CTrackViewKeyHandle> sortedKeys;
     sortedKeys.reserve(numKeys);
     for (int i = 0; i < numKeys; ++i)
@@ -2751,11 +2748,6 @@ void CTrackViewDopeSheetBase::DrawKeys(CTrackViewTrack* pTrack, QPainter* painte
         CTrackViewKeyHandle keyHandle = sortedKeys[i];
 
         const float time = keyHandle.GetTime();
-        if (!stl::push_back_unique(drawnKeyTimes, time))
-        {
-            continue;
-        }
-
         int x = TimeToClient(time);
         if (x - kSmallMargin > rect.right())
         {

Code/Sandbox/Editor/Util/ImageTIF.cpp

@@ -440,7 +440,6 @@ bool CImageTIF::SaveRAW(const QString& fileName, const void* pData, int width, i
         {
             size_t offset = h * pitch;
             int err = TIFFWriteScanline(tif, raster + offset, h, 0);
-            assert(CryMemory::IsHeapValid());
             if (err < 0)
             {
                 bRet = false;

Code/Sandbox/Editor/Util/IndexedFiles.h

@@ -22,7 +22,6 @@
 
 
 #include "FileUtil.h"
-#include "STLPoolAllocator.h"
 #include <functional>
 
 class CIndexedFiles
@@ -117,15 +116,8 @@ private:
     std::vector <std::function<void()> > m_updateCallbacks;
     IFileUtil::FileArray m_files;
     std::map<QString, int> m_pathToIndex;
-#if defined(_DEBUG) || defined(AZ_COMPILER_CLANG)
-    // In debug, the validation phase of the pool allocator when destructed takes so much time,
-    // and using the STLPoolAllocator causes a strange issue when compiling with clang
     typedef std::set<int, std::less<int> > int_set;
     typedef std::map<QString, int_set, std::less<QString> > TagTable;
-#else
-    typedef std::set<int, std::less<int>, stl::STLPoolAllocator<int> > int_set;
-    typedef std::map<QString, int_set, std::less<QString>, stl::STLPoolAllocator<std::pair<const QString, int_set> > > TagTable;
-#endif
     TagTable m_tags;
     QString m_rootPath;