shell32: Add a stub implementation for OpenAs_RunDLL.

dlls/shell32/shell32.spec

@@ -299,9 +299,9 @@
 @ stub InternalExtractIconListA
 @ stub InternalExtractIconListW
 @ stub OCInstall
-@ stub OpenAs_RunDLL
-@ stub OpenAs_RunDLLA
-@ stub OpenAs_RunDLLW
+@ stdcall OpenAs_RunDLL(long long str long) OpenAs_RunDLLA
+@ stdcall OpenAs_RunDLLA(long long str long)
+@ stdcall OpenAs_RunDLLW(long long wstr long)
 @ stub PrintersGetCommand_RunDLL
 @ stub PrintersGetCommand_RunDLLA
 @ stub PrintersGetCommand_RunDLLW

dlls/shell32/shlexec.c

@@ -1762,3 +1762,19 @@ HINSTANCE WINAPI ShellExecuteW(HWND hwnd, LPCWSTR lpOperation, LPCWSTR lpFile,
     SHELL_execute( &sei, SHELL_ExecuteW );
     return sei.hInstApp;
 }
+
+/*************************************************************************
+ * OpenAs_RunDLLA          [SHELL32.@]
+ */
+void WINAPI OpenAs_RunDLLA(HWND hwnd, HINSTANCE hinst, LPCSTR cmdline, int cmdshow)
+{
+    FIXME("%p, %p, %s, %d\n", hwnd, hinst, debugstr_a(cmdline), cmdshow);
+}
+
+/*************************************************************************
+ * OpenAs_RunDLLW          [SHELL32.@]
+ */
+void WINAPI OpenAs_RunDLLW(HWND hwnd, HINSTANCE hinst, LPCWSTR cmdline, int cmdshow)
+{
+    FIXME("%p, %p, %s, %d\n", hwnd, hinst, debugstr_w(cmdline), cmdshow);
+}