Split ppapi::PluginList from PepperPluginRegistry so that DRT could load pepper plugins.

content/renderer/pepper_plugin_delegate_impl.cc

Index: content/renderer/pepper_plugin_delegate_impl.cc
===================================================================
--- content/renderer/pepper_plugin_delegate_impl.cc	(revision 101488)
+++ content/renderer/pepper_plugin_delegate_impl.cc	(working copy)
@@ -25,8 +25,8 @@
 #include "content/common/file_system_messages.h"
 #include "content/common/media/audio_messages.h"
 #include "content/common/pepper_file_messages.h"
+#include "content/common/pepper_messages.h"
 #include "content/common/pepper_plugin_registry.h"
-#include "content/common/pepper_messages.h"
 #include "content/common/quota_dispatcher.h"
 #include "content/common/view_messages.h"
 #include "content/renderer/content_renderer_client.h"
@@ -65,6 +65,7 @@
 #include "webkit/plugins/ppapi/file_path.h"
 #include "webkit/plugins/ppapi/ppb_file_io_impl.h"
 #include "webkit/plugins/ppapi/plugin_module.h"
+#include "webkit/plugins/ppapi/ppapi_plugin_info.h"
 #include "webkit/plugins/ppapi/ppapi_plugin_instance.h"
 #include "webkit/plugins/ppapi/ppb_broker_impl.h"
 #include "webkit/plugins/ppapi/ppb_flash_impl.h"
@@ -685,8 +686,9 @@
   // In-process plugins will have always been created up-front to avoid the
   // sandbox restrictions. So getting here implies it doesn't exist or should
   // be out of process.
-  const PepperPluginInfo* info =
-      PepperPluginRegistry::GetInstance()->GetInfoForPlugin(webplugin_info);
+  const webkit::ppapi::PluginInfo* info =
+      PepperPluginRegistry::GetInstance()->GetInfoForPlugin(
+          webplugin_info.path);
   if (!info) {
     *pepper_plugin_was_registered = false;
     return scoped_refptr<webkit::ppapi::PluginModule>();