Fix file access on Chrome for ChromeOS on Linux

net/url_request/url_request_file_job.h

Index: net/url_request/url_request_file_job.h
diff --git a/net/url_request/url_request_file_job.h b/net/url_request/url_request_file_job.h
index 0c250f843bfb84e076bd212013b9c3768ad8d693..82c8c9924085659289fcadaaa061f0d69cdb4e2a 100644
--- a/net/url_request/url_request_file_job.h
+++ b/net/url_request/url_request_file_job.h
@@ -46,6 +46,8 @@ class NET_EXPORT URLRequestFileJob : public URLRequestJob {
   virtual void SetExtraRequestHeaders(
       const HttpRequestHeaders& headers) OVERRIDE;
 
+  static void AllowAccessToAllFiles();
+
  protected:
   virtual ~URLRequestFileJob();
 
@@ -53,6 +55,12 @@ class NET_EXPORT URLRequestFileJob : public URLRequestJob {
   FilePath file_path_;
 
  private:
+  // Tests to see if access to |path| is allowed. If g_allow_file_access_ is
+  // true, then this will return true. If the NetworkDelegate associated with
+  // the |request| says it's OK, then this will also return true.
+  static bool IsFileAccessAllowed(const URLRequest& request,
+                                  const FilePath& path);
+
   // Callback after fetching file info on a background thread.
   void DidResolve(bool exists, const base::PlatformFileInfo& file_info);
 
@@ -71,6 +79,9 @@ class NET_EXPORT URLRequestFileJob : public URLRequestJob {
   friend class AsyncResolver;
   scoped_refptr<AsyncResolver> async_resolver_;
 
+  // If true, allows access to all files.
+  static bool g_allow_file_access_;
+
   DISALLOW_COPY_AND_ASSIGN(URLRequestFileJob);
 };