headless: Initial headless embedder API implementation

headless/lib/browser/headless_content_browser_client.h

+// Copyright 2015 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.
+
+#ifndef HEADLESS_LIB_BROWSER_HEADLESS_CONTENT_BROWSER_CLIENT_H_
+#define HEADLESS_LIB_BROWSER_HEADLESS_CONTENT_BROWSER_CLIENT_H_
+
+#include "content/public/browser/content_browser_client.h"
+
+namespace headless {
+
+class HeadlessBrowserImpl;
+class HeadlessBrowserMainParts;
+class HeadlessBrowserContext;
+
+class HeadlessContentBrowserClient : public content::ContentBrowserClient {
+ public:
+  explicit HeadlessContentBrowserClient(HeadlessBrowserImpl* browser);
+  ~HeadlessContentBrowserClient() override;
+
+  // content::ContentBrowserClient implementation:
+  content::BrowserMainParts* CreateBrowserMainParts(
+      const content::MainFunctionParams&) override;
+  net::URLRequestContextGetter* CreateRequestContext(
+      content::BrowserContext* browser_context,
+      content::ProtocolHandlerMap* protocol_handlers,
+      content::URLRequestInterceptorScopedVector request_interceptors) override;
+
+  HeadlessBrowserContext* browser_context() const;
+
+ private:
+  HeadlessBrowserImpl* browser_;  // Not owned.
+
+  DISALLOW_COPY_AND_ASSIGN(HeadlessContentBrowserClient);
+};
+
+}  // namespace headless
+
+#endif  // HEADLESS_LIB_BROWSER_HEADLESS_CONTENT_BROWSER_CLIENT_H_