Web expose FileSystemFileEntry, FileSystemDirectoryEntry and friends

third_party/WebKit/Source/modules/filesystem/FileSystemFileEntry.idl

Index: third_party/WebKit/Source/modules/filesystem/FileSystemFileEntry.idl
diff --git a/third_party/WebKit/Source/modules/filesystem/FileEntry.idl b/third_party/WebKit/Source/modules/filesystem/FileSystemFileEntry.idl
similarity index 91%
rename from third_party/WebKit/Source/modules/filesystem/FileEntry.idl
rename to third_party/WebKit/Source/modules/filesystem/FileSystemFileEntry.idl
index a8382ea8a5257ff16472d23630701495771be565..2b66893f349140deaca016b1ae72f61932966d59 100644
--- a/third_party/WebKit/Source/modules/filesystem/FileEntry.idl
+++ b/third_party/WebKit/Source/modules/filesystem/FileSystemFileEntry.idl
@@ -28,9 +28,10 @@
  * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
  */
 
-[
-    NoInterfaceObject
-] interface FileEntry : Entry {
-    void createWriter(FileWriterCallback successCallback, optional ErrorCallback errorCallback);
+// https://wicg.github.io/entries-api/#api-fileentry
+interface FileSystemFileEntry : FileSystemEntry {
     void file(BlobCallback successCallback, optional ErrorCallback errorCallback);
+
+    // TODO(jsbell): Only expose in non-isolated file systems.
+    void createWriter(FileWriterCallback successCallback, optional ErrorCallback errorCallback);
 };