Mac: Add off-screen rendering support (issue #518).

- Build with the 10.7 SDK (set GYP_DEFINES='mac_sdk=10.7') to include Retina support in the cefclient OSR example.

git-svn-id: https://chromiumembedded.googlecode.com/svn/trunk@1226 5089003a-bbd8-11dd-ad1f-f1f9622dbc98

tests/cefclient/resource_util_win.cpp

@@ -38,6 +38,7 @@ int GetResourceId(const char* resource_name) {
     {"domaccess.html", IDS_DOMACCESS},
     {"localstorage.html", IDS_LOCALSTORAGE},
     {"logo.png", IDS_LOGO},
+    {"osr_test.html", IDS_OSRTEST},
     {"other_tests.html", IDS_OTHER_TESTS},
     {"performance.html", IDS_PERFORMANCE},
     {"transparency.html", IDS_TRANSPARENCY},