Update Mac plugin IME handling to match updated spec

webkit/plugins/npapi/plugin_host.cc

 // Copyright (c) 2011 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #include "webkit/plugins/npapi/plugin_host.h"
 
 #include "app/gfx/gl/gl_context.h"
 #include "app/gfx/gl/gl_implementation.h"
 #include "base/file_util.h"
 #include "base/logging.h"
@@ skipping 822 matching lines @@
       break;
     }
     case NPNVsupportsOpenGLBool: {
       // This drawing model was never widely supported, and we don't plan to
       // support it.
       NPBool* supports_model = reinterpret_cast<NPBool*>(value);
       *supports_model = false;
       rv = NPERR_NO_ERROR;
       break;
     }
+    case NPNVsupportsUpdatedCocoaTextInputBool: {
+      // We support the clarifications to the Cocoa IME event spec, but since
+      // IME currently only works on 10.6, only answer true there.
+      NPBool* supports_update = reinterpret_cast<NPBool*>(value);
+      int32 major, minor, bugfix;
+      base::SysInfo::OperatingSystemVersionNumbers(&major, &minor, &bugfix);
+      *supports_update = major > 10 || (major == 10 && minor > 5);
+      rv = NPERR_NO_ERROR;
+      break;
+    }
   #endif  // OS_MACOSX
     case NPNVPepperExtensions:
       // Available for any plugin that attempts to get it.
       // If the plugin is not started in a Pepper implementation, it
       // will likely fail when it tries to use any of the functions
       // attached to the extension vector.
       rv = webkit::npapi::GetPepperExtensionsFunctions(value);
       break;
     default:
       DVLOG(1) << "NPN_GetValue(" << variable << ") is not implemented yet.";
@@ skipping 269 matching lines @@
 }
 
 void NPN_URLRedirectResponse(NPP instance, void* notify_data, NPBool allow) {
   scoped_refptr<PluginInstance> plugin(FindInstance(instance));
   if (plugin.get()) {
     plugin->URLRedirectResponse(!!allow, notify_data);
   }
 }
 
 }  // extern "C"