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

chrome/browser/chrome_content_browser_client.cc

Index: chrome/browser/chrome_content_browser_client.cc
diff --git a/chrome/browser/chrome_content_browser_client.cc b/chrome/browser/chrome_content_browser_client.cc
index 3da75825d26d5e463a446921cfce5f1deb1d6c44..d4c7936be9ab706be826a48cc7077b57f8c3d0d8 100644
--- a/chrome/browser/chrome_content_browser_client.cc
+++ b/chrome/browser/chrome_content_browser_client.cc
@@ -2062,6 +2062,15 @@ ui::SelectFilePolicy* ChromeContentBrowserClient::CreateSelectFilePolicy(
   return new ChromeSelectFilePolicy(web_contents);
 }
 
+std::vector<std::string>
+ChromeContentBrowserClient::GetAdditionalAllowedSchemesForFileSystem() {
+  std::vector<std::string> additional_allowed_schemes =
+      ContentBrowserClient::GetAdditionalAllowedSchemesForFileSystem();
+  additional_allowed_schemes.push_back(kChromeUIScheme);
+  additional_allowed_schemes.push_back(extensions::kExtensionScheme);
+  return additional_allowed_schemes;
+}
+
 #if defined(OS_POSIX) && !defined(OS_MACOSX)
 void ChromeContentBrowserClient::GetAdditionalMappedFilesForChildProcess(
     const CommandLine& command_line,