Remove last extension dependencies from content.

chrome/browser/chrome_content_browser_client.h

Index: chrome/browser/chrome_content_browser_client.h
diff --git a/chrome/browser/chrome_content_browser_client.h b/chrome/browser/chrome_content_browser_client.h
index 49e5ee303cb46509883ba12ab530331bdf94a8b1..c1a11d5b2c86956d03cf068123389b0fa56b664c 100644
--- a/chrome/browser/chrome_content_browser_client.h
+++ b/chrome/browser/chrome_content_browser_client.h
@@ -59,6 +59,12 @@ class ChromeContentBrowserClient : public content::ContentBrowserClient {
       net::X509Certificate* cert,
       int render_process_id,
       int render_view_id) OVERRIDE;
+  virtual bool CheckBackgroundPermission(
+      const GURL& source_url, const content::ResourceContext& context) OVERRIDE;
+  virtual std::string GetProcessHostTitle(
+      const GURL& url, const content::ResourceContext& context) OVERRIDE;
+  virtual bool ShouldForceDownloadResource(
+      const GURL& url, const std::string& mime_type) OVERRIDE;
 #if defined(OS_POSIX) && !defined(OS_MACOSX)
   // Can return an optional fd for crash handling, otherwise returns -1.
   virtual int GetCrashSignalFD(const std::string& process_type) OVERRIDE;