d3d8: Remove unneeded casts

[Andrew Talbot]

Changelog:
    d3d8: Remove unneeded casts.

diff --git a/dlls/d3d8/device.c b/dlls/d3d8/device.c
index 4c04820..56ae145 100644
--- a/dlls/d3d8/device.c
+++ b/dlls/d3d8/device.c
@@ -1793,7 +1793,7 @@ static HRESULT WINAPI IDirect3DDevice8Impl_GetVertexShaderFunction(LPDIRECT3DDEV
     }
 
     shader = This->shader_handles[pVertexShader - (VS_HIGHESTFIXEDFXF + 1)];
-    hr = IWineD3DVertexShader_GetFunction(shader->wineD3DVertexShader, pData, (UINT *)pSizeOfData);
+    hr = IWineD3DVertexShader_GetFunction(shader->wineD3DVertexShader, pData, pSizeOfData);
     LeaveCriticalSection(&d3d8_cs);
     return hr;
 }
@@ -2000,7 +2000,7 @@ static HRESULT WINAPI IDirect3DDevice8Impl_GetPixelShaderFunction(LPDIRECT3DDEVI
     }
 
     shader = This->shader_handles[pPixelShader - (VS_HIGHESTFIXEDFXF + 1)];
-    hr = IWineD3DPixelShader_GetFunction(shader->wineD3DPixelShader, pData, (UINT *)pSizeOfData);
+    hr = IWineD3DPixelShader_GetFunction(shader->wineD3DPixelShader, pData, pSizeOfData);
     LeaveCriticalSection(&d3d8_cs);
     return hr;
 }