Start unification of overload dispatcher generation.

sdk/lib/indexed_db/dartium/indexed_db_dartium.dart

 library indexed_db;
 
 import 'dart:html';
 import 'dart:html_common';
 import 'dart:nativewrappers';
 // Copyright (c) 2012, the Dart project authors.  Please see the AUTHORS file
 // for details. All rights reserved. Use of this source code is governed by a
 // BSD-style license that can be found in the LICENSE file.
 
 // DO NOT EDIT
@@ skipping 255 matching lines @@
   /** @domName IDBIndex.unique */
   bool get unique native "IDBIndex_unique_Getter";
 
   Request count([key_OR_range]) {
     if (!?key_OR_range) {
       return _count_1();
     }
     if ((key_OR_range is KeyRange || key_OR_range == null)) {
       return _count_2(key_OR_range);
     }
-    return _count_3(key_OR_range);
+    if (?key_OR_range) {
+      return _count_3(key_OR_range);
+    }
     throw "Incorrect number or type of arguments";
   }
 
 
   /** @domName IDBIndex.count_1 */
   Request _count_1() native "IDBIndex_count_1_Callback";
 
 
   /** @domName IDBIndex.count_2 */
   Request _count_2(key_OR_range) native "IDBIndex_count_2_Callback";
 
 
   /** @domName IDBIndex.count_3 */
   Request _count_3(key_OR_range) native "IDBIndex_count_3_Callback";
 
   Request get(key) {
     if ((key is KeyRange || key == null)) {
       return _get_1(key);
     }
-    return _get_2(key);
+    if (?key) {
+      return _get_2(key);
+    }
     throw "Incorrect number or type of arguments";
   }
 
 
   /** @domName IDBIndex.get_1 */
   Request _get_1(key) native "IDBIndex_get_1_Callback";
 
 
   /** @domName IDBIndex.get_2 */
   Request _get_2(key) native "IDBIndex_get_2_Callback";
 
   Request getKey(key) {
     if ((key is KeyRange || key == null)) {
       return _getKey_1(key);
     }
-    return _getKey_2(key);
+    if (?key) {
+      return _getKey_2(key);
+    }
     throw "Incorrect number or type of arguments";
   }
 
 
   /** @domName IDBIndex.getKey_1 */
   Request _getKey_1(key) native "IDBIndex_getKey_1_Callback";
 
 
   /** @domName IDBIndex.getKey_2 */
   Request _getKey_2(key) native "IDBIndex_getKey_2_Callback";
 
   Request openCursor([key_OR_range, /*DOMString*/ direction]) {
     if (!?key_OR_range && !?direction) {
       return _openCursor_1();
     }
     if ((key_OR_range is KeyRange || key_OR_range == null) && !?direction) {
       return _openCursor_2(key_OR_range);
     }
     if ((key_OR_range is KeyRange || key_OR_range == null) && (direction is String || direction == null)) {
       return _openCursor_3(key_OR_range, direction);
     }
-    if (!?direction) {
+    if (?key_OR_range && !?direction) {
       return _openCursor_4(key_OR_range);
     }
-    if ((direction is String || direction == null)) {
+    if (?key_OR_range && (direction is String || direction == null)) {
       return _openCursor_5(key_OR_range, direction);
     }
     throw "Incorrect number or type of arguments";
   }
 
 
   /** @domName IDBIndex.openCursor_1 */
   Request _openCursor_1() native "IDBIndex_openCursor_1_Callback";
 
 
@@ skipping 15 matching lines @@
   Request openKeyCursor([key_OR_range, /*DOMString*/ direction]) {
     if (!?key_OR_range && !?direction) {
       return _openKeyCursor_1();
     }
     if ((key_OR_range is KeyRange || key_OR_range == null) && !?direction) {
       return _openKeyCursor_2(key_OR_range);
     }
     if ((key_OR_range is KeyRange || key_OR_range == null) && (direction is String || direction == null)) {
       return _openKeyCursor_3(key_OR_range, direction);
     }
-    if (!?direction) {
+    if (?key_OR_range && !?direction) {
       return _openKeyCursor_4(key_OR_range);
     }
-    if ((direction is String || direction == null)) {
+    if (?key_OR_range && (direction is String || direction == null)) {
       return _openKeyCursor_5(key_OR_range, direction);
     }
     throw "Incorrect number or type of arguments";
   }
 
 
   /** @domName IDBIndex.openKeyCursor_1 */
   Request _openKeyCursor_1() native "IDBIndex_openKeyCursor_1_Callback";
 
 
@@ skipping 183 matching lines @@
   /** @domName IDBObjectStore.clear */
   Request clear() native "IDBObjectStore_clear_Callback";
 
   Request count([key_OR_range]) {
     if (!?key_OR_range) {
       return _count_1();
     }
     if ((key_OR_range is KeyRange || key_OR_range == null)) {
       return _count_2(key_OR_range);
     }
-    return _count_3(key_OR_range);
+    if (?key_OR_range) {
+      return _count_3(key_OR_range);
+    }
     throw "Incorrect number or type of arguments";
   }
 
 
   /** @domName IDBObjectStore.count_1 */
   Request _count_1() native "IDBObjectStore_count_1_Callback";
 
 
   /** @domName IDBObjectStore.count_2 */
   Request _count_2(key_OR_range) native "IDBObjectStore_count_2_Callback";
@@ skipping 17 matching lines @@
   Index _createIndex_1(name, keyPath, options) native "IDBObjectStore_createIndex_1_Callback";
 
 
   /** @domName IDBObjectStore.createIndex_2 */
   Index _createIndex_2(name, keyPath, options) native "IDBObjectStore_createIndex_2_Callback";
 
   Request delete(key_OR_keyRange) {
     if ((key_OR_keyRange is KeyRange || key_OR_keyRange == null)) {
       return _delete_1(key_OR_keyRange);
     }
-    return _delete_2(key_OR_keyRange);
+    if (?key_OR_keyRange) {
+      return _delete_2(key_OR_keyRange);
+    }
     throw "Incorrect number or type of arguments";
   }
 
 
   /** @domName IDBObjectStore.delete_1 */
   Request _delete_1(key_OR_keyRange) native "IDBObjectStore_delete_1_Callback";
 
 
   /** @domName IDBObjectStore.delete_2 */
   Request _delete_2(key_OR_keyRange) native "IDBObjectStore_delete_2_Callback";
 
 
   /** @domName IDBObjectStore.deleteIndex */
   void deleteIndex(String name) native "IDBObjectStore_deleteIndex_Callback";
 
   Request getObject(key) {
     if ((key is KeyRange || key == null)) {
       return _get_1(key);
     }
-    return _get_2(key);
+    if (?key) {
+      return _get_2(key);
+    }
     throw "Incorrect number or type of arguments";
   }
 
 
   /** @domName IDBObjectStore.get_1 */
   Request _get_1(key) native "IDBObjectStore_get_1_Callback";
 
 
   /** @domName IDBObjectStore.get_2 */
   Request _get_2(key) native "IDBObjectStore_get_2_Callback";
 
 
   /** @domName IDBObjectStore.index */
   Index index(String name) native "IDBObjectStore_index_Callback";
 
   Request openCursor([key_OR_range, /*DOMString*/ direction]) {
     if (!?key_OR_range && !?direction) {
       return _openCursor_1();
     }
     if ((key_OR_range is KeyRange || key_OR_range == null) && !?direction) {
       return _openCursor_2(key_OR_range);
     }
     if ((key_OR_range is KeyRange || key_OR_range == null) && (direction is String || direction == null)) {
       return _openCursor_3(key_OR_range, direction);
     }
-    if (!?direction) {
+    if (?key_OR_range && !?direction) {
       return _openCursor_4(key_OR_range);
     }
-    if ((direction is String || direction == null)) {
+    if (?key_OR_range && (direction is String || direction == null)) {
       return _openCursor_5(key_OR_range, direction);
     }
     throw "Incorrect number or type of arguments";
   }
 
 
   /** @domName IDBObjectStore.openCursor_1 */
   Request _openCursor_1() native "IDBObjectStore_openCursor_1_Callback";
 
 
@@ skipping 253 matching lines @@
 // BSD-style license that can be found in the LICENSE file.
 
 // WARNING: Do not edit - generated code.
 
 
 /// @domName IDBAny
 class _Any extends NativeFieldWrapperClass1 {
   _Any.internal();
 
 }