Disable support for the Mac NPAPI Carbon event model

webkit/plugins/npapi/webplugin_delegate_impl_mac.mm

 // Copyright (c) 2012 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.
 
 #import <Cocoa/Cocoa.h>
 #import <QuartzCore/QuartzCore.h>
 
 #include "webkit/plugins/npapi/webplugin_delegate_impl.h"
 
 #include <string>
@@ skipping 304 matching lines @@
   // where code to do so is surrounded by an #ifdef that excludes Mac OS X, or
   // destroyPlugin in WebNetscapePluginView.mm, for examples).
   quirks_ |= PLUGIN_QUIRK_DONT_SET_NULL_WINDOW_HANDLE_ON_DESTROY;
 
   // Mac plugins don't expect to be unloaded, and they don't always do so
   // cleanly, so don't unload them at shutdown.
   instance()->plugin_lib()->PreventLibraryUnload();
 
 #ifndef NP_NO_CARBON
   if (instance()->event_model() == NPEventModelCarbon) {
+    // Carbon is no longer supported, but the test plugin has not yet been
+    // updated; allow the test plugin to continue, but kill any other plugin
+    // that tries to use Carbon.
+    // TODO(stuartmorgan): Remove all Carbon support once crbug.com/134359 is
+    // fixed.
+    const WebPluginInfo& plugin_info = instance_->plugin_lib()->plugin_info();
+    if (plugin_info.name != ASCIIToUTF16("Chromium NPAPI Test Plugin"))
+      return false;
+
     // Create a stand-in for the browser window so that the plugin will have
     // a non-NULL WindowRef to which it can refer.
     CarbonPluginWindowTracker* window_tracker =
         CarbonPluginWindowTracker::SharedInstance();
     np_cg_context_.window = window_tracker->CreateDummyWindowForDelegate(this);
     np_cg_context_.context = NULL;
     UpdateDummyWindowBounds(gfx::Point(0, 0));
   }
 #endif
 
@@ skipping 746 matching lines @@
   HIPoint mouse_location;
   HIGetMousePosition(kHICoordSpaceScreenPixel, NULL, &mouse_location);
   np_event.where.h = mouse_location.x;
   np_event.where.v = mouse_location.y;
   instance()->NPP_HandleEvent(&np_event);
 }
 #endif  // !NP_NO_CARBON
 
 }  // namespace npapi
 }  // namespace webkit