Modify getType to ensure that it does not result in initialization of

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

 // Copyright (c) 2014, 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:_blink library.
 
 /**
  * This library provides entry points to the native Blink code which backs
  * up the dart:html library.
@@ skipping 25 matching lines @@
 import 'dart:svg' show SvgSvgElement;
 import 'dart:svg' show svgBlinkMap;
 import 'dart:web_audio' show AudioNode, AudioParam, web_audioBlinkMap;
 
 part '$AUXILIARY_DIR/blink_native_DOMImplementation.dart';
 
 $!GENERATED_DART_FILES
 
 // TODO(vsm): This should be moved out of this library.  Into dart:html?
 Type _getType(String key) {
+  var result;
+
   // TODO(vsm): Add Cross Frame and JS types here as well.
-  if (htmlBlinkMap.containsKey(key))
+
+  // Check the html library.
+  result = _getHtmlType(key);
+  if (result != null) {
+    return result;
+  }
+
+  // Check the web gl library.
+  result = _getWebGlType(key);
+  if (result != null) {
+    return result;
+  }
+
+  // Check the indexed db library.
+  result = _getIndexDbType(key);
+  if (result != null) {
+    return result;
+  }
+
+  // Check the web audio library.
+  result = _getWebAudioType(key);
+  if (result != null) {
+    return result;
+  }
+
+  // Check the web sql library.
+  result = _getWebSqlType(key);
+  if (result != null) {
+    return result;
+  }
+
+  // Check the svg library.
+  result = _getSvgType(key);
+  if (result != null) {
+    return result;
+  }
+
+  return null;
+}
+
+Type _getHtmlType(String key) {
+  if (htmlBlinkMap.containsKey(key)) {
     return htmlBlinkMap[key]();
-  if (indexed_dbBlinkMap.containsKey(key))
+  }
+  return null;
+}
+
+Type _getWebGlType(String key) {
+  if (web_glBlinkMap.containsKey(key)) {
+    return web_glBlinkMap[key]();
+  }
+  return null;
+}
+
+Type _getIndexDbType(String key) {
+  if (indexed_dbBlinkMap.containsKey(key)) {
     return indexed_dbBlinkMap[key]();
-  if (web_audioBlinkMap.containsKey(key))
+  }
+  return null;
+}
+
+Type _getWebAudioType(String key) {
+  if (web_audioBlinkMap.containsKey(key)) {
     return web_audioBlinkMap[key]();
-  if (web_glBlinkMap.containsKey(key))
-    return web_glBlinkMap[key]();
-  if (web_sqlBlinkMap.containsKey(key))
+  }
+  return null;
+}
+
+Type _getWebSqlType(String key) {
+  if (web_sqlBlinkMap.containsKey(key)) {
     return web_sqlBlinkMap[key]();
-  if (svgBlinkMap.containsKey(key))
+  }
+  return null;
+}
+
+Type _getSvgType(String key) {
+  if (svgBlinkMap.containsKey(key)) {
     return svgBlinkMap[key]();
+  }
   return null;
-}
+}
+