[headless] Remove default browser context.

headless/public/headless_web_contents.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_PUBLIC_HEADLESS_WEB_CONTENTS_H_
 #define HEADLESS_PUBLIC_HEADLESS_WEB_CONTENTS_H_
 
 #include <list>
+#include <string>
+#include <utility>
 
 #include "base/callback.h"
 #include "base/macros.h"
 #include "headless/public/headless_export.h"
 #include "mojo/public/cpp/bindings/interface_request.h"
 #include "ui/gfx/geometry/size.h"
 #include "url/gurl.h"
 
 namespace headless {
-class HeadlessBrowserContext;
+class HeadlessBrowserContextImpl;
 class HeadlessBrowserImpl;
 class HeadlessDevToolsTarget;
 
 // Class representing contents of a browser tab. Should be accessed from browser
 // main thread.
 class HEADLESS_EXPORT HeadlessWebContents {
  public:
   class Builder;
 
   virtual ~HeadlessWebContents() {}
@@ skipping 43 matching lines @@
 
   // Set an initial URL to ensure that the renderer gets initialized and
   // eventually becomes ready to be inspected. See
   // HeadlessWebContents::Observer::DevToolsTargetReady. The default URL is
   // about:blank.
   Builder& SetInitialURL(const GURL& initial_url);
 
   // Specify the initial window size (default is configured in browser options).
   Builder& SetWindowSize(const gfx::Size& size);
 
-  // Set a browser context for storing session data (e.g., cookies, cache, local
-  // storage) for the tab. Several tabs can share the same browser context. If
-  // unset, the default browser context will be used. The browser context must
-  // outlive this HeadlessWebContents.
-  Builder& SetBrowserContext(HeadlessBrowserContext* browser_context);
-
   // Specify an embedder provided Mojo service to be installed.  The
   // |service_factory| callback is called on demand by Mojo to instantiate the
   // service if a client asks for it.
   template <typename Interface>
   Builder& AddMojoService(
       const base::Callback<void(mojo::InterfaceRequest<Interface>)>&
           service_factory) {
     return AddMojoService(
         Interface::Name_,
         base::Bind(&Builder::ForwardToServiceFactory<Interface>,
                    service_factory));
   }
   Builder& AddMojoService(const std::string& service_name,
                           const base::Callback<void(
                               mojo::ScopedMessagePipeHandle)>& service_factory);
 
   // The returned object is owned by HeadlessBrowser. Call
   // HeadlessWebContents::Close() to dispose it.
   HeadlessWebContents* Build();
 
  private:
   friend class HeadlessBrowserImpl;
+  friend class HeadlessBrowserContextImpl;
   friend class HeadlessWebContentsImpl;
 
+  explicit Builder(HeadlessBrowserContextImpl* browser_context);
+
   template <typename Interface>
   static void ForwardToServiceFactory(
       const base::Callback<void(mojo::InterfaceRequest<Interface>)>&
           service_factory,
       mojo::ScopedMessagePipeHandle handle) {
     service_factory.Run(mojo::MakeRequest<Interface>(std::move(handle)));
   }
 
   struct MojoService {
     MojoService();
     MojoService(const std::string& service_name,
                 const base::Callback<void(mojo::ScopedMessagePipeHandle)>&
                     service_factory);
     ~MojoService();
 
     std::string service_name;
     base::Callback<void(mojo::ScopedMessagePipeHandle)> service_factory;
 
    private:
     DISALLOW_COPY_AND_ASSIGN(MojoService);
   };
 
-  explicit Builder(HeadlessBrowserImpl* browser);
+  HeadlessBrowserContextImpl* browser_context_;
 
-  HeadlessBrowserImpl* browser_;
   GURL initial_url_ = GURL("about:blank");
   gfx::Size window_size_;
-  HeadlessBrowserContext* browser_context_;
   std::list<MojoService> mojo_services_;
 
   DISALLOW_COPY_AND_ASSIGN(Builder);
 };
 
 }  // namespace headless
 
 #endif  // HEADLESS_PUBLIC_HEADLESS_WEB_CONTENTS_H_