Revert of Revert of DevTools: Introduce module initializers

Source/devtools/front_end/network/_module.js

Index: Source/devtools/front_end/network/_module.js
diff --git a/Source/devtools/front_end/network/_module.js b/Source/devtools/front_end/network/_module.js
new file mode 100644
index 0000000000000000000000000000000000000000..606c27a0240eb691a333aa44cecdf3153c536232
--- /dev/null
+++ b/Source/devtools/front_end/network/_module.js
@@ -0,0 +1,16 @@
+// Copyright 2014 The Chromium Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style license that can be
+// found in the LICENSE file.
+
+importScript("HAREntry.js");
+importScript("RequestView.js");
+importScript("NetworkItemView.js");
+importScript("RequestCookiesView.js");
+importScript("RequestHeadersView.js");
+importScript("RequestHTMLView.js");
+importScript("RequestJSONView.js");
+importScript("RequestPreviewView.js");
+importScript("RequestResponseView.js");
+importScript("RequestTimingView.js");
+importScript("ResourceWebSocketFrameView.js");
+importScript("NetworkPanel.js");