Updated OSX to blacklist multisampling when multiple monitors are connected

content/browser/gpu/gpu_data_manager_impl_private.h

Index: content/browser/gpu/gpu_data_manager_impl_private.h
diff --git a/content/browser/gpu/gpu_data_manager_impl_private.h b/content/browser/gpu/gpu_data_manager_impl_private.h
index fb91a465cd98f9c548bba63960fd57cddc8df093..0a994f012b91a709ac6f7b79b3e3662756005a6e 100644
--- a/content/browser/gpu/gpu_data_manager_impl_private.h
+++ b/content/browser/gpu/gpu_data_manager_impl_private.h
@@ -102,6 +102,9 @@ class CONTENT_EXPORT GpuDataManagerImplPrivate {
 
   size_t GetBlacklistedFeatureCount() const;
 
+  void SetDisplayCount(unsigned int display_count);
+  unsigned int GetDisplayCount() const;

[Zhenyao Mo, 2013/05/17 22:27:55]

FYI: this is actually against code style
accessor functions should be set_display_count() and display_count().

However, considering the pattern we use here (GpuDataManagerImpl and
GpuDataManagerImplPrivate have the same functions), I think the names are OK as
they are.

+
   virtual ~GpuDataManagerImplPrivate();
 
  private:
@@ -230,6 +233,8 @@ class CONTENT_EXPORT GpuDataManagerImplPrivate {
 
   GpuDataManagerImpl* owner_;
 
+  unsigned int display_count_;
+
   DISALLOW_COPY_AND_ASSIGN(GpuDataManagerImplPrivate);
 };