Merge revision 1226 changes:

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/branches/1453@1227 5089003a-bbd8-11dd-ad1f-f1f9622dbc98

cef3/cef_paths2.gypi

@@ -134,13 +134,18 @@
       'tests/cefclient/osrenderer.cpp',
       'tests/cefclient/resource.h',
       'tests/cefclient/res/cefclient.ico',
+      'tests/cefclient/res/osr_test.html',
       'tests/cefclient/res/small.ico',
       'tests/cefclient/resource_util_win.cpp',
       'tests/cefclient/window_test_win.cpp',
     ],
     'cefclient_sources_mac': [
       'tests/cefclient/cefclient_mac.mm',
+      'tests/cefclient/cefclient_osr_widget_mac.h',
+      'tests/cefclient/cefclient_osr_widget_mac.mm',
       'tests/cefclient/client_handler_mac.mm',
+      'tests/cefclient/osrenderer.h',
+      'tests/cefclient/osrenderer.cpp',
       'tests/cefclient/resource_util_mac.mm',
       'tests/cefclient/resource_util_posix.cpp',
       'tests/cefclient/window_test_mac.mm',
@@ -184,6 +189,7 @@
       'tests/cefclient/mac/English.lproj/InfoPlist.strings',
       'tests/cefclient/mac/English.lproj/MainMenu.xib',
       'tests/cefclient/mac/Info.plist',
+      'tests/cefclient/res/osr_test.html',
       '<@(cefclient_bundle_resources_common)',
     ],
     'cefclient_sources_linux': [