1 files changed, 5 insertions, 2 deletions
diff --git a/chrome/browser/extensions/extension_host.h b/chrome/browser/extensions/extension_host.h
index 4475ade..c098376 100644
--- a/chrome/browser/extensions/extension_host.h
+++ b/chrome/browser/extensions/extension_host.h
@@ -29,12 +29,15 @@
 
 class Browser;
 class Extension;
-class RenderProcessHost;
 class RenderWidgetHostView;
 class TabContents;
 struct ViewHostMsg_RunFileChooser_Params;
 struct WebPreferences;
 
+namespace content {
+class RenderProcessHost;
+}
+
 // This class is the browser component of an extension component's RenderView.
 // It handles setting up the renderer process, if needed, with special
 // privileges available to extensions.  It may have a view to be shown in the
@@ -72,7 +75,7 @@ class ExtensionHost : public TabContentsDelegate,
   const std::string& extension_id() const { return extension_id_; }
   TabContents* host_contents() const { return host_contents_.get(); }
   RenderViewHost* render_view_host() const;
-  RenderProcessHost* render_process_host() const;
+  content::RenderProcessHost* render_process_host() const;
   bool did_stop_loading() const { return did_stop_loading_; }
   bool document_element_available() const {
     return document_element_available_;