refactor: rename the atom directory to shell

shell/browser/loader/layered_resource_handler.cc

@@ -0,0 +1,29 @@
+// Copyright (c) 2017 GitHub, Inc.
+// Use of this source code is governed by the MIT license that can be
+// found in the LICENSE file.
+
+#include "atom/browser/loader/layered_resource_handler.h"
+
+#include <memory>
+#include <utility>
+
+namespace atom {
+
+LayeredResourceHandler::LayeredResourceHandler(
+    net::URLRequest* request,
+    std::unique_ptr<content::ResourceHandler> next_handler,
+    Delegate* delegate)
+    : content::LayeredResourceHandler(request, std::move(next_handler)),
+      delegate_(delegate) {}
+
+LayeredResourceHandler::~LayeredResourceHandler() {}
+
+void LayeredResourceHandler::OnResponseStarted(
+    network::ResourceResponse* response,
+    std::unique_ptr<content::ResourceController> controller) {
+  if (delegate_)
+    delegate_->OnResponseStarted(response);
+  next_handler_->OnResponseStarted(response, std::move(controller));
+}
+
+}  // namespace atom

shell/browser/loader/layered_resource_handler.h

@@ -0,0 +1,44 @@
+// Copyright (c) 2017 GitHub, Inc.
+// Use of this source code is governed by the MIT license that can be
+// found in the LICENSE file.
+
+#ifndef ATOM_BROWSER_LOADER_LAYERED_RESOURCE_HANDLER_H_
+#define ATOM_BROWSER_LOADER_LAYERED_RESOURCE_HANDLER_H_
+
+#include <memory>
+
+#include "content/browser/loader/layered_resource_handler.h"  // nogncheck
+#include "services/network/public/cpp/resource_response.h"
+
+namespace atom {
+
+// Resource handler that notifies on various stages of a resource request.
+class LayeredResourceHandler : public content::LayeredResourceHandler {
+ public:
+  class Delegate {
+   public:
+    Delegate() {}
+    virtual ~Delegate() {}
+
+    virtual void OnResponseStarted(network::ResourceResponse* response) = 0;
+  };
+
+  LayeredResourceHandler(net::URLRequest* request,
+                         std::unique_ptr<content::ResourceHandler> next_handler,
+                         Delegate* delegate);
+  ~LayeredResourceHandler() override;
+
+  // content::LayeredResourceHandler:
+  void OnResponseStarted(
+      network::ResourceResponse* response,
+      std::unique_ptr<content::ResourceController> controller) override;
+
+ private:
+  Delegate* delegate_;
+
+  DISALLOW_COPY_AND_ASSIGN(LayeredResourceHandler);
+};
+
+}  // namespace atom
+
+#endif  // ATOM_BROWSER_LOADER_LAYERED_RESOURCE_HANDLER_H_