wined3d: Move some UnLoad code to the base texture class.

dlls/wined3d/basetexture.c

diff --git a/dlls/wined3d/basetexture.c b/dlls/wined3d/basetexture.c
index a4ad820..da574a1 100644
--- a/dlls/wined3d/basetexture.c
+++ b/dlls/wined3d/basetexture.c
@@ -112,7 +112,16 @@
 }
 
 void     WINAPI        IWineD3DBaseTextureImpl_UnLoad(IWineD3DBaseTexture *iface) {
-    IWineD3DResourceImpl_UnLoad((IWineD3DResource *)iface);
+    IWineD3DTextureImpl *This = (IWineD3DTextureImpl *)iface;
+    IWineD3DDeviceImpl *device = This->resource.wineD3DDevice;
+
+    if(This->baseTexture.textureName) {
+        ActivateContext(device, device->lastActiveRenderTarget, CTXUSAGE_RESOURCELOAD);
+        ENTER_GL();
+        glDeleteTextures(1, &This->baseTexture.textureName);
+        This->baseTexture.textureName = 0;
+        LEAVE_GL();
+    }
 }
 
 WINED3DRESOURCETYPE WINAPI IWineD3DBaseTextureImpl_GetType(IWineD3DBaseTexture *iface) {

dlls/wined3d/cubetexture.c

diff --git a/dlls/wined3d/cubetexture.c b/dlls/wined3d/cubetexture.c
index 6704b17..9e0769d 100644
--- a/dlls/wined3d/cubetexture.c
+++ b/dlls/wined3d/cubetexture.c
@@ -161,7 +161,6 @@
 static void WINAPI IWineD3DCubeTextureImpl_UnLoad(IWineD3DCubeTexture *iface) {
     unsigned int i, j;
     IWineD3DCubeTextureImpl *This = (IWineD3DCubeTextureImpl *)iface;
-    IWineD3DDeviceImpl *device = This->resource.wineD3DDevice;
     TRACE("(%p)\n", This);
 
     /* Unload all the surfaces and reset the texture name. If UnLoad was called on the
@@ -175,13 +174,7 @@
         }
     }
 
-    if(This->baseTexture.textureName) {
-        ActivateContext(device, device->lastActiveRenderTarget, CTXUSAGE_RESOURCELOAD);
-        ENTER_GL();
-        glDeleteTextures(1, &This->baseTexture.textureName);
-        This->baseTexture.textureName = 0;
-        LEAVE_GL();
-    }
+    IWineD3DBaseTextureImpl_UnLoad((IWineD3DBaseTexture *) iface);
 }
 
 static WINED3DRESOURCETYPE WINAPI IWineD3DCubeTextureImpl_GetType(IWineD3DCubeTexture *iface) {

dlls/wined3d/texture.c

diff --git a/dlls/wined3d/texture.c b/dlls/wined3d/texture.c
index fe37e55..727636d 100644
--- a/dlls/wined3d/texture.c
+++ b/dlls/wined3d/texture.c
@@ -145,7 +145,6 @@
 static void WINAPI IWineD3DTextureImpl_UnLoad(IWineD3DTexture *iface) {
     unsigned int i;
     IWineD3DTextureImpl *This = (IWineD3DTextureImpl *)iface;
-    IWineD3DDeviceImpl *device = This->resource.wineD3DDevice;
     TRACE("(%p)\n", This);
 
     /* Unload all the surfaces and reset the texture name. If UnLoad was called on the
@@ -157,13 +156,7 @@
         IWineD3DSurface_SetGlTextureDesc(This->surfaces[i], 0, IWineD3DTexture_GetTextureDimensions(iface));
     }
 
-    if(This->baseTexture.textureName) {
-        ActivateContext(device, device->lastActiveRenderTarget, CTXUSAGE_RESOURCELOAD);
-        ENTER_GL();
-        glDeleteTextures(1, &This->baseTexture.textureName);
-        This->baseTexture.textureName = 0;
-        LEAVE_GL();
-    }
+    IWineD3DBaseTextureImpl_UnLoad((IWineD3DBaseTexture *) iface);
 }
 
 static WINED3DRESOURCETYPE WINAPI IWineD3DTextureImpl_GetType(IWineD3DTexture *iface) {

dlls/wined3d/volumetexture.c

diff --git a/dlls/wined3d/volumetexture.c b/dlls/wined3d/volumetexture.c
index 9cddb4f..6639f9c 100644
--- a/dlls/wined3d/volumetexture.c
+++ b/dlls/wined3d/volumetexture.c
@@ -138,7 +138,6 @@
 static void WINAPI IWineD3DVolumeTextureImpl_UnLoad(IWineD3DVolumeTexture *iface) {
     unsigned int i;
     IWineD3DVolumeTextureImpl *This = (IWineD3DVolumeTextureImpl *)iface;
-    IWineD3DDeviceImpl *device = This->resource.wineD3DDevice;
     TRACE("(%p)\n", This);
 
     /* Unload all the surfaces and reset the texture name. If UnLoad was called on the
@@ -149,13 +148,7 @@
         IWineD3DVolume_UnLoad(This->volumes[i]);
     }
 
-    if(This->baseTexture.textureName) {
-        ActivateContext(device, device->lastActiveRenderTarget, CTXUSAGE_RESOURCELOAD);
-        ENTER_GL();
-        glDeleteTextures(1, &This->baseTexture.textureName);
-        This->baseTexture.textureName = 0;
-        LEAVE_GL();
-    }
+    IWineD3DBaseTextureImpl_UnLoad((IWineD3DBaseTexture *) iface);
 }
 
 static WINED3DRESOURCETYPE WINAPI IWineD3DVolumeTextureImpl_GetType(IWineD3DVolumeTexture *iface) {

dlls/wined3d/wined3d_private.h

diff --git a/dlls/wined3d/wined3d_private.h b/dlls/wined3d/wined3d_private.h
index 86f7869..bb99148 100644
--- a/dlls/wined3d/wined3d_private.h
+++ b/dlls/wined3d/wined3d_private.h
@@ -1622,6 +1622,7 @@
     extern DWORD WINAPI IWineD3DBaseTextureImpl_SetPriority(IWineD3DBaseTexture *iface, DWORD  PriorityNew);
     extern DWORD WINAPI IWineD3DBaseTextureImpl_GetPriority(IWineD3DBaseTexture *iface);
     extern void WINAPI IWineD3DBaseTextureImpl_PreLoad(IWineD3DBaseTexture *iface);
+    extern void WINAPI IWineD3DBaseTextureImpl_UnLoad(IWineD3DBaseTexture *iface);
     extern WINED3DRESOURCETYPE WINAPI IWineD3DBaseTextureImpl_GetType(IWineD3DBaseTexture *iface);
     /*** IWineD3DBaseTexture methods ***/
     extern DWORD WINAPI IWineD3DBaseTextureImpl_SetLOD(IWineD3DBaseTexture *iface, DWORD LODNew);