headless: Initial headless embedder API implementation

headless/lib/headless_content_client.h

-// Copyright 2014 The Chromium Authors. All rights reserved.
+// 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 CHROMECAST_COMMON_CAST_CONTENT_CLIENT_H_
-#define CHROMECAST_COMMON_CAST_CONTENT_CLIENT_H_
+#ifndef HEADLESS_LIB_HEADLESS_CONTENT_CLIENT_H_
+#define HEADLESS_LIB_HEADLESS_CONTENT_CLIENT_H_
 
 #include "content/public/common/content_client.h"
+#include "headless/public/headless_browser.h"
 
-namespace chromecast {
-namespace shell {
+namespace headless {
 
-std::string GetUserAgent();
-
-class CastContentClient : public content::ContentClient {
+class HeadlessContentClient : public content::ContentClient {
  public:
-  ~CastContentClient() override;
+  explicit HeadlessContentClient(const HeadlessBrowser::Options& options);
+  ~HeadlessContentClient() override;
 
   // content::ContentClient implementation:
-  void AddAdditionalSchemes(std::vector<url::SchemeWithType>* standard_schemes,
-                            std::vector<std::string>* saveable_shemes) override;
   std::string GetUserAgent() const override;
   base::string16 GetLocalizedString(int message_id) const override;
   base::StringPiece GetDataResource(
       int resource_id,
       ui::ScaleFactor scale_factor) const override;
   base::RefCountedStaticMemory* GetDataResourceBytes(
       int resource_id) const override;
   gfx::Image& GetNativeImageNamed(int resource_id) const override;
+
+ private:
+  HeadlessBrowser::Options options_;
+
+  DISALLOW_COPY_AND_ASSIGN(HeadlessContentClient);
 };
 
-}  // namespace shell
-}  // namespace chromecast
+}  // namespace headless
 
-#endif  // CHROMECAST_COMMON_CAST_CONTENT_CLIENT_H_
+#endif  // HEADLESS_LIB_HEADLESS_CONTENT_CLIENT_H_