Do not refer "chrome" in content/browser/fileapi

content/public/browser/content_browser_client.h

Index: content/public/browser/content_browser_client.h
diff --git a/content/public/browser/content_browser_client.h b/content/public/browser/content_browser_client.h
index e7d54674e6c7f71ee6d3526d171964f0a5515fcf..f7e520066f5f38347d93497f46c155a743cd6e23 100644
--- a/content/public/browser/content_browser_client.h
+++ b/content/public/browser/content_browser_client.h
@@ -490,6 +490,11 @@ class CONTENT_EXPORT ContentBrowserClient {
   virtual ui::SelectFilePolicy* CreateSelectFilePolicy(
       WebContents* web_contents);
 
+  // Returns additional allowed scheme set which can access files in
+  // FileSystem API.
+  virtual void GetAdditionalAllowedSchemesForFileSystem(
+      std::vector<std::string>* additional_schemes) {}
+
 #if defined(OS_POSIX) && !defined(OS_MACOSX)
   // Populates |mappings| with all files that need to be mapped before launching
   // a child process.