Move helper utilities for the DOM Distiller Viewer to core.

components/dom_distiller/content/dom_distiller_viewer_source.h

Index: components/dom_distiller/content/dom_distiller_viewer_source.h
diff --git a/components/dom_distiller/content/dom_distiller_viewer_source.h b/components/dom_distiller/content/dom_distiller_viewer_source.h
index 95513db0234dbd6c1370e28ad8ad167836f2fe4c..3f579a18a4f972502cb0deb49313667507c81865 100644
--- a/components/dom_distiller/content/dom_distiller_viewer_source.h
+++ b/components/dom_distiller/content/dom_distiller_viewer_source.h
@@ -35,8 +35,8 @@ class DomDistillerViewerSource : public content::URLDataSource {
       int render_frame_id,
       const content::URLDataSource::GotDataCallback& callback) OVERRIDE;
   virtual std::string GetMimeType(const std::string& path) const OVERRIDE;
-  virtual bool ShouldServiceRequest(const net::URLRequest* request) const
-      OVERRIDE;
+  virtual bool ShouldServiceRequest(
+      const net::URLRequest* request) const OVERRIDE;
   virtual void WillServiceRequest(const net::URLRequest* request,
                                   std::string* path) const OVERRIDE;
   virtual std::string GetContentSecurityPolicyObjectSrc() const OVERRIDE;
@@ -44,12 +44,6 @@ class DomDistillerViewerSource : public content::URLDataSource {
  private:
   friend class DomDistillerViewerSourceTest;
 
-  // Based on the given path, calls into the DomDistillerServiceInterface for
-  // viewing distilled content based on the |path|.
-  scoped_ptr<ViewerHandle> CreateViewRequest(
-      const std::string& path,
-      ViewRequestDelegate* view_request_delegate);
-
   // The scheme this URLDataSource is hosted under.
   std::string scheme_;