Add drag and drop support for Windows (issue #140).

git-svn-id: https://chromiumembedded.googlecode.com/svn/trunk@194 5089003a-bbd8-11dd-ad1f-f1f9622dbc98

tests/cefclient/cefclient_win.cpp

@@ -538,6 +538,10 @@ LRESULT CALLBACK WndProc(HWND hWnd, UINT message, WPARAM wParam, LPARAM lParam)
           if(browser.get())
             RunHTML5VideoTest(browser);
           return 0;
+        case ID_TESTS_DRAGDROP: // Test drag & drop
+          if(browser.get())
+            RunDragDropTest(browser);
+          return 0;
         case ID_TESTS_XMLHTTPREQUEST: // Test XMLHttpRequest
           if(browser.get())
             RunXMLHTTPRequestTest(browser);