Move make_dart_rectangle to html_common

tools/dom/templates/html/dartium/html_dartium.darttemplate

 // 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
 // Auto-generated dart:html library.
 
 /**
  * HTML elements and other resources for web-based applications that need to
  * interact with the browser and the DOM (Document Object Model).
@@ skipping 338 matching lines @@
 /******************************************************************************
  **********                                                          **********
  **********                    JS Interop Support                    **********
  **********                                                          **********
  ******************************************************************************/
 
 // List of known tagName to DartClass for custom elements, used for upgrade.
 var _knownCustomElements = new Map<String, Map<Type, String>>();
 
 void _addCustomElementType(String tagName, Type dartClass, [String extendTag]) {
-  _knownCustomElements[tagName] = 
+  _knownCustomElements[tagName] =
       {'type': dartClass, 'extends': extendTag != null ? extendTag : "" };
 }
 
 Type _getCustomElementType(object) {
   var entry = _getCustomElementEntry(object);
   if (entry != null) {
     return entry['type'];
   }
   return null;
 }
@@ skipping 69 matching lines @@
         tag = element['localName'];
       }
     }
   } else {
     throw new UnsupportedError('Element is incorrect type. Got ${runtimeType}, expected HtmlElement/HtmlTemplate/JsObjectImpl.');
   }
 
   return tag;
 }
 
-Rectangle make_dart_rectangle(r) =>
-    r == null ? null : new Rectangle(
-    js.JsNative.getProperty(r, 'left'),
-    js.JsNative.getProperty(r, 'top'),
-    js.JsNative.getProperty(r, 'width'),
-    js.JsNative.getProperty(r, 'height'));
-
 /// An abstract class for all DOM objects we wrap in dart:html and related
 ///  libraries.
 class DartHtmlDomObject {
 
   /// The underlying JS DOM object.
   js.JsObject blink_jsObject;
 
 }
 
 // Flag to disable JS interop asserts.  Setting to false will speed up the
@@ skipping 348 matching lines @@
   }
 
   return dartClass;
 }
 
 $else
 class DartHtmlDomObject extends NativeFieldWrapperClass2 {}
 
 unwrap_jso(dartClass_instance) => dartClass_instance;
 wrap_jso(jsObject) => jsObject;
-make_dart_rectangle(r) => r;
 convertDartToNative_Dictionary(Map dict) => dict;
 List convertDartToNative_StringArray(List<String> input) => input;
 convertDartToNative_List(List input) => input;
 createCustomUpgrader(Type customElementClass, $this) => $this;
 
 $endif