shell32: Add support of KF_REDIRECT_DEL_SOURCE_CONTENTS flag to redirection.

dlls/shell32/shellpath.c

@@ -3232,12 +3232,30 @@ static HRESULT redirect_known_folder(
         lstrcpyW(dstPath, pszTargetPath);
 
         ZeroMemory(&fileOp, sizeof(fileOp));
-        fileOp.wFunc = FO_COPY;
+
+        if(flags & KF_REDIRECT_DEL_SOURCE_CONTENTS)
+            fileOp.wFunc = FO_MOVE;
+        else
+            fileOp.wFunc = FO_COPY;
+
         fileOp.pFrom = srcPath;
         fileOp.pTo = dstPath;
         fileOp.fFlags = FOF_NO_UI;
 
         hr = (SHFileOperationW(&fileOp)==0 ? S_OK : E_FAIL);
+
+        if(flags & KF_REDIRECT_DEL_SOURCE_CONTENTS)
+        {
+            ZeroMemory(srcPath, sizeof(srcPath));
+            lstrcpyW(srcPath, lpSrcPath);
+
+            ZeroMemory(&fileOp, sizeof(fileOp));
+            fileOp.wFunc = FO_DELETE;
+            fileOp.pFrom = srcPath;
+            fileOp.fFlags = FOF_NO_UI;
+
+            hr = (SHFileOperationW(&fileOp)==0 ? S_OK : E_FAIL);
+        }
     }
 
     CoTaskMemFree(lpSrcPath);

dlls/shell32/tests/shellpath.c

@@ -1397,7 +1397,6 @@ static void test_knownFolders(void)
 
                             /* check if original directory was really removed */
                             dwAttributes = GetFileAttributesW(sExamplePath);
-                            todo_wine
                             ok(dwAttributes==INVALID_FILE_ATTRIBUTES, "directory should not exist, but has attributes: 0x%08x\n", dwAttributes );