nixysa/mac: Use CG/Cocoa rendering model

nixysa/static_glue/npapi/main.cc

 // Copyright 2008 Google Inc.
 //
 // Licensed under the Apache License, Version 2.0 (the "License");
 // you may not use this file except in compliance with the License.
 // You may obtain a copy of the License at
 //
 //      http://www.apache.org/licenses/LICENSE-2.0
 //
 // Unless required by applicable law or agreed to in writing, software
 // distributed under the License is distributed on an "AS IS" BASIS,
@@ skipping 54 matching lines @@
   NPError OSCALL NP_Shutdown(void) {
     return NPERR_NO_ERROR;
   }
 
   NPError NPP_New(NPMIMEType pluginType, NPP instance, uint16_t mode,
                   int16_t argc, char *argn[], char *argv[],
                   NPSavedData *saved) {
     glue::InitializeGlue(instance);
     NPObject *object = glue::CreateStaticNPObject(instance);
     instance->pdata = object;
+
+#if defined(OS_MACOSX)
+    // On the Mac, starting from Google Chrome 22, we need to negotiate
+    // CoreGraphics and Cocoa even though we don't use it.
+    // See: http://code.google.com/p/chromium/issues/detail?id=134761
+    // Code ported from http://gwt-code-reviews.appspot.com/1844803/
+
+    // Select the right drawing model if necessary
+    NPBool supports_core_graphics = false;
+    if (NPN_GetValue(instance, NPNVsupportsCoreGraphicsBool,
+                     &supports_core_graphics) == NPERR_NO_ERROR &&
+        supports_core_graphics) {
+      NPN_SetValue(instance, NPPVpluginDrawingModel,
+                   reinterpret_cast<void*>(NPDrawingModelCoreGraphics));
+    }
+    // Select the Cocoa event model
+    NPBool supports_cocoa_events = false;
+    if (NPN_GetValue(instance, NPNVsupportsCocoaBool,
+                     &supports_cocoa_events) == NPERR_NO_ERROR &&
+        supports_cocoa_events) {
+      NPN_SetValue(instance, NPPVpluginEventModel,
+                   reinterpret_cast<void*>(NPEventModelCocoa));
+    }
+#endif
     return NPERR_NO_ERROR;
   }
 
   NPError NPP_Destroy(NPP instance, NPSavedData **save) {
     NPObject *object = static_cast<NPObject*>(instance->pdata);
     if (object) {
       NPN_ReleaseObject(object);
       instance->pdata = NULL;
     }
     return NPERR_NO_ERROR;
@@ skipping 52 matching lines @@
     return 0;
   }
 
   void NPP_Print(NPP instance, NPPrint *platformPrint) {
   }
 
   void NPP_URLNotify(NPP instance, const char *url, NPReason reason,
                      void *notifyData) {
   }
 }  // extern "C"