message: Add some extra marker regions for debug pixel
diff: @@ -1742,9 +1742,13 @@ ShaderDebugTrace D3D11DebugManager::DebugPixel(uint32_t eventID, uint32_t x, uin
  SAFE_RELEASE(rtView);
  SAFE_RELEASE(depthView);
  + {
  + D3D11MarkerRegion initState("Replaying event for initial states");
  +
  m_WrappedDevice->ReplayLog(0, eventID, eReplay_OnlyDraw);
  m_pImmediateContext->CopyResource(stageBuf, initialBuf);
  + }
  D3D11_MAPPED_SUBRESOURCE mapped;
  hr = m_pImmediateContext->Map(stageBuf, 0, D3D11_MAP_READ, 0, &mapped);
  @@ -1768,6 +1772,8 @@ ShaderDebugTrace D3D11DebugManager::DebugPixel(uint32_t eventID, uint32_t x, uin
  DebugHit *buf = (DebugHit *)initialData;
  + D3D11MarkerRegion::Set(StringFormat::Fmt("Got %u hits", buf[0].numHits));
  +
  if(buf[0].numHits == 0)
  {
  RDCLOG("No hit for this event");
  