Remove blink_jsObject when --gen-interop is not used.

sdk/lib/indexed_db/dartium/indexed_db_dartium.dart

Index: sdk/lib/indexed_db/dartium/indexed_db_dartium.dart
diff --git a/sdk/lib/indexed_db/dartium/indexed_db_dartium.dart b/sdk/lib/indexed_db/dartium/indexed_db_dartium.dart
index 460b1d997a5aec14d826d30238f9535629baf27c..ad0ea6d8e4dea091d91e7d8c1a7762e4d3688ef8 100644
--- a/sdk/lib/indexed_db/dartium/indexed_db_dartium.dart
+++ b/sdk/lib/indexed_db/dartium/indexed_db_dartium.dart
@@ -151,20 +151,6 @@ class Cursor extends NativeFieldWrapperClass2 {
     // To suppress missing implicit constructor warnings.
   factory Cursor._() { throw new UnsupportedError("Not supported"); }
 
-  static Cursor internalCreateCursor() {
-    return new Cursor._internalWrap();
-  }
-
-  JsObject blink_jsObject = null;
-
-  factory Cursor._internalWrap() {
-    return new Cursor._internal();
-  }
-
-  Cursor._internal() { }
-
-  bool operator ==(other) => unwrap_jso(other) == unwrap_jso(this) || identical(this, other);
-
   @DomName('IDBCursor.direction')
   @DocsEditable()
   String get direction => _blink.BlinkIDBCursor.instance.direction_Getter_(unwrap_jso(this));
@@ -222,18 +208,6 @@ class CursorWithValue extends Cursor {
   // To suppress missing implicit constructor warnings.
   factory CursorWithValue._() { throw new UnsupportedError("Not supported"); }
 
-
-  static CursorWithValue internalCreateCursorWithValue() {
-    return new CursorWithValue._internalWrap();
-  }
-
-  factory CursorWithValue._internalWrap() {
-    return new CursorWithValue._internal();
-  }
-
-  CursorWithValue._internal() : super._internal();
-
-
   @DomName('IDBCursorWithValue.value')
   @DocsEditable()
   Object get value => _blink.BlinkIDBCursorWithValue.instance.value_Getter_(unwrap_jso(this));
@@ -317,18 +291,6 @@ class Database extends EventTarget {
   @DocsEditable()
   static const EventStreamProvider<VersionChangeEvent> versionChangeEvent = const EventStreamProvider<VersionChangeEvent>('versionchange');
 
-
-  static Database internalCreateDatabase() {
-    return new Database._internalWrap();
-  }
-
-  factory Database._internalWrap() {
-    return new Database._internal();
-  }
-
-  Database._internal() : super._internal();
-
-
   @DomName('IDBDatabase.name')
   @DocsEditable()
   String get name => _blink.BlinkIDBDatabase.instance.name_Getter_(unwrap_jso(this));
@@ -511,20 +473,6 @@ class IdbFactory extends NativeFieldWrapperClass2 {
   // To suppress missing implicit constructor warnings.
   factory IdbFactory._() { throw new UnsupportedError("Not supported"); }
 
-  static IdbFactory internalCreateIdbFactory() {
-    return new IdbFactory._internalWrap();
-  }
-
-  JsObject blink_jsObject = null;
-
-  factory IdbFactory._internalWrap() {
-    return new IdbFactory._internal();
-  }
-
-  IdbFactory._internal() { }
-
-  bool operator ==(other) => unwrap_jso(other) == unwrap_jso(this) || identical(this, other);
-
   @DomName('IDBFactory.cmp')
   @DocsEditable()
   int cmp(Object first, Object second) => _blink.BlinkIDBFactory.instance.cmp_Callback_2_(unwrap_jso(this), first, second);
@@ -663,20 +611,6 @@ class Index extends NativeFieldWrapperClass2 {
     // To suppress missing implicit constructor warnings.
   factory Index._() { throw new UnsupportedError("Not supported"); }
 
-  static Index internalCreateIndex() {
-    return new Index._internalWrap();
-  }
-
-  JsObject blink_jsObject = null;
-
-  factory Index._internalWrap() {
-    return new Index._internal();
-  }
-
-  Index._internal() { }
-
-  bool operator ==(other) => unwrap_jso(other) == unwrap_jso(this) || identical(this, other);
-
   @DomName('IDBIndex.keyPath')
   @DocsEditable()
   Object get keyPath => _blink.BlinkIDBIndex.instance.keyPath_Getter_(unwrap_jso(this));
@@ -753,20 +687,6 @@ class KeyRange extends NativeFieldWrapperClass2 {
   // To suppress missing implicit constructor warnings.
   factory KeyRange._() { throw new UnsupportedError("Not supported"); }
 
-  static KeyRange internalCreateKeyRange() {
-    return new KeyRange._internalWrap();
-  }
-
-  JsObject blink_jsObject = null;
-
-  factory KeyRange._internalWrap() {
-    return new KeyRange._internal();
-  }
-
-  KeyRange._internal() { }
-
-  bool operator ==(other) => unwrap_jso(other) == unwrap_jso(this) || identical(this, other);
-
   @DomName('IDBKeyRange.lower')
   @DocsEditable()
   Object get lower => _blink.BlinkIDBKeyRange.instance.lower_Getter_(unwrap_jso(this));
@@ -951,20 +871,6 @@ class ObjectStore extends NativeFieldWrapperClass2 {
   // To suppress missing implicit constructor warnings.
   factory ObjectStore._() { throw new UnsupportedError("Not supported"); }
 
-  static ObjectStore internalCreateObjectStore() {
-    return new ObjectStore._internalWrap();
-  }
-
-  JsObject blink_jsObject = null;
-
-  factory ObjectStore._internalWrap() {
-    return new ObjectStore._internal();
-  }
-
-  ObjectStore._internal() { }
-
-  bool operator ==(other) => unwrap_jso(other) == unwrap_jso(this) || identical(this, other);
-
   @DomName('IDBObjectStore.autoIncrement')
   @DocsEditable()
   bool get autoIncrement => _blink.BlinkIDBObjectStore.instance.autoIncrement_Getter_(unwrap_jso(this));
@@ -1115,18 +1021,6 @@ class OpenDBRequest extends Request {
   @DocsEditable()
   static const EventStreamProvider<VersionChangeEvent> upgradeNeededEvent = const EventStreamProvider<VersionChangeEvent>('upgradeneeded');
 
-
-  static OpenDBRequest internalCreateOpenDBRequest() {
-    return new OpenDBRequest._internalWrap();
-  }
-
-  factory OpenDBRequest._internalWrap() {
-    return new OpenDBRequest._internal();
-  }
-
-  OpenDBRequest._internal() : super._internal();
-
-
   /// Stream of `blocked` events handled by this [OpenDBRequest].
   @DomName('IDBOpenDBRequest.onblocked')
   @DocsEditable()
@@ -1172,18 +1066,6 @@ class Request extends EventTarget {
   @DocsEditable()
   static const EventStreamProvider<Event> successEvent = const EventStreamProvider<Event>('success');
 
-
-  static Request internalCreateRequest() {
-    return new Request._internalWrap();
-  }
-
-  factory Request._internalWrap() {
-    return new Request._internal();
-  }
-
-  Request._internal() : super._internal();
-
-
   @DomName('IDBRequest.error')
   @DocsEditable()
   DomError get error => wrap_jso(_blink.BlinkIDBRequest.instance.error_Getter_(unwrap_jso(this)));
@@ -1285,18 +1167,6 @@ class Transaction extends EventTarget {
   @DocsEditable()
   static const EventStreamProvider<Event> errorEvent = const EventStreamProvider<Event>('error');
 
-
-  static Transaction internalCreateTransaction() {
-    return new Transaction._internalWrap();
-  }
-
-  factory Transaction._internalWrap() {
-    return new Transaction._internal();
-  }
-
-  Transaction._internal() : super._internal();
-
-
   @DomName('IDBTransaction.db')
   @DocsEditable()
   Database get db => wrap_jso(_blink.BlinkIDBTransaction.instance.db_Getter_(unwrap_jso(this)));
@@ -1347,18 +1217,6 @@ class VersionChangeEvent extends Event {
   // To suppress missing implicit constructor warnings.
   factory VersionChangeEvent._() { throw new UnsupportedError("Not supported"); }
 
-
-  static VersionChangeEvent internalCreateVersionChangeEvent() {
-    return new VersionChangeEvent._internalWrap();
-  }
-
-  factory VersionChangeEvent._internalWrap() {
-    return new VersionChangeEvent._internal();
-  }
-
-  VersionChangeEvent._internal() : super._internal();
-
-
   @DomName('IDBVersionChangeEvent.dataLoss')
   @DocsEditable()
   @Experimental() // untriaged