Add the PPAPI X509 Certificate interface and implementation.

content/renderer/pepper/pepper_plugin_delegate_impl.h

Index: content/renderer/pepper/pepper_plugin_delegate_impl.h
diff --git a/content/renderer/pepper/pepper_plugin_delegate_impl.h b/content/renderer/pepper/pepper_plugin_delegate_impl.h
index 5ee07afe15294a1d887b37d99d252df29737bca3..5ca293746ef2f6a7c284d7b95aa9c8c881053d66 100644
--- a/content/renderer/pepper/pepper_plugin_delegate_impl.h
+++ b/content/renderer/pepper/pepper_plugin_delegate_impl.h
@@ -48,6 +48,10 @@ namespace IPC {
 struct ChannelHandle;
 }
 
+namespace ppapi {
+class PPB_X509Certificate_Fields;
+}
+
 namespace ui {
 class Range;
 }
@@ -312,6 +316,10 @@ class PepperPluginDelegateImpl
   virtual void RemoveNetworkListObserver(
       webkit_glue::NetworkListObserver* observer) OVERRIDE;
 
+  virtual bool X509CertificateParseDER(
+      const std::vector<char>& der,
+      ppapi::PPB_X509Certificate_Fields* fields) OVERRIDE;
+
   virtual int32_t ShowContextMenu(
       webkit::ppapi::PluginInstance* instance,
       webkit::ppapi::PPB_Flash_Menu_Impl* menu,