Add more FS types and introduce type field into IsolatedContext

chrome/browser/extensions/api/file_system/file_system_api.cc

Index: chrome/browser/extensions/api/file_system/file_system_api.cc
diff --git a/chrome/browser/extensions/api/file_system/file_system_api.cc b/chrome/browser/extensions/api/file_system/file_system_api.cc
index eb20c11c664c083d42ddf839fe2100ff43944ae2..8ed88c9fc8afbdab2825c64b69ffbd13d4de2f1a 100644
--- a/chrome/browser/extensions/api/file_system/file_system_api.cc
+++ b/chrome/browser/extensions/api/file_system/file_system_api.cc
@@ -20,6 +20,7 @@
 #include "content/public/browser/render_view_host.h"
 #include "content/public/browser/render_process_host.h"
 #include "content/public/browser/web_contents.h"
+#include "webkit/fileapi/file_system_types.h"
 #include "webkit/fileapi/file_system_util.h"
 #include "webkit/fileapi/isolated_context.h"
 
@@ -181,8 +182,8 @@ void FileSystemEntryFunction::RegisterFileSystemAndSendResponse(
   DCHECK(isolated_context);
 
   std::string registered_name;
-  std::string filesystem_id = isolated_context->RegisterFileSystemForFile(
-      path, &registered_name);
+  std::string filesystem_id = isolated_context->RegisterFileSystemForPath(
+      fileapi::kFileSystemTypeIsolated, path, &registered_name);
 
   content::ChildProcessSecurityPolicy* policy =
       content::ChildProcessSecurityPolicy::GetInstance();