Fix a couple of CPU memory leaks in D3D12

renderdoc/driver/d3d12/d3d12_commands.cpp

@@ -238,6 +238,8 @@ WrappedID3D12CommandQueue::WrappedID3D12CommandQueue(ID3D12CommandQueue *real,
 
 WrappedID3D12CommandQueue::~WrappedID3D12CommandQueue()
 {
+  SAFE_DELETE(m_FrameReader);
+
   if(m_QueueRecord)
     m_QueueRecord->Delete(m_pDevice->GetResourceManager());
   m_pDevice->GetResourceManager()->ReleaseCurrentResource(GetResourceID());

renderdoc/driver/d3d12/d3d12_commands.h

@@ -152,6 +152,7 @@ class WrappedID3D12CommandSignature;
 
 struct BakedCmdListInfo
 {
+  ~BakedCmdListInfo() { SAFE_DELETE(draw); }
   void ShiftForRemoved(uint32_t shiftDrawID, uint32_t shiftEID, size_t idx);
 
   struct ExecuteData
@@ -193,10 +194,10 @@ struct BakedCmdListInfo
   uint32_t beginChunk = 0;
   uint32_t endChunk = 0;
 
-  D3D12DrawcallTreeNode *draw;    // the root draw to copy from when submitting
-  uint32_t eventCount;            // how many events are in this cmd list, for quick skipping
-  uint32_t curEventID;            // current event ID while reading or executing
-  uint32_t drawCount;             // similar to above
+  D3D12DrawcallTreeNode *draw = NULL;    // the root draw to copy from when submitting
+  uint32_t eventCount;                   // how many events are in this cmd list, for quick skipping
+  uint32_t curEventID;                   // current event ID while reading or executing
+  uint32_t drawCount;                    // similar to above
 };
 
 class WrappedID3D12Device;

renderdoc/driver/dxgi/dxgi_wrapped.h

@@ -568,7 +568,8 @@ public:
 
   static void RegisterD3DDeviceCallback(D3DDeviceCallback callback)
   {
-    m_D3DCallbacks.push_back(callback);
+    if(std::find(m_D3DCallbacks.begin(), m_D3DCallbacks.end(), callback) == m_D3DCallbacks.end())
+      m_D3DCallbacks.push_back(callback);
   }
 
   static ID3DDevice *GetD3DDevice(IUnknown *dev)