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

content/public/browser/content_browser_client.cc

Index: content/public/browser/content_browser_client.cc
diff --git a/content/public/browser/content_browser_client.cc b/content/public/browser/content_browser_client.cc
index 27ebe56123de8326d9c3434d4fffdd092749907b..c7d2f0085e7cf81cfde7c3512190ac81037aac7a 100644
--- a/content/public/browser/content_browser_client.cc
+++ b/content/public/browser/content_browser_client.cc
@@ -4,7 +4,10 @@
 
 #include "content/public/browser/content_browser_client.h"
 
+#include "base/command_line.h"
 #include "base/files/file_path.h"
+#include "content/public/common/content_switches.h"
+#include "content/public/common/url_constants.h"
 #include "googleurl/src/gurl.h"
 #include "ui/gfx/image/image_skia.h"
 
@@ -267,6 +270,16 @@ ui::SelectFilePolicy* ContentBrowserClient::CreateSelectFilePolicy(
   return NULL;
 }
 
+std::vector<std::string>
+ContentBrowserClient::GetAdditionalAllowedSchemesForFileSystem() {
+  std::vector<std::string> additional_allowed_schemes;
+  if (CommandLine::ForCurrentProcess()->HasSwitch(
+          switches::kAllowFileAccessFromFiles)) {
+    additional_allowed_schemes.push_back(chrome::kFileScheme);
+  }
+  return additional_allowed_schemes;
+}
+
 #if defined(OS_WIN)
 const wchar_t* ContentBrowserClient::GetResourceDllName() {
   return NULL;