headless: Initial headless embedder API implementation

headless/lib/browser/headless_content_browser_client.cc

+// 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.
+
+#include "headless/lib/browser/headless_content_browser_client.h"
+
+#include "content/public/browser/browser_thread.h"
+#include "headless/lib/browser/headless_browser_context.h"
+#include "headless/lib/browser/headless_browser_impl.h"
+#include "headless/lib/browser/headless_browser_main_parts.h"
+
+namespace headless {
+
+HeadlessContentBrowserClient::HeadlessContentBrowserClient(
+    HeadlessBrowserImpl* browser)
+    : browser_(browser) {}
+
+HeadlessContentBrowserClient::~HeadlessContentBrowserClient() {}
+
+content::BrowserMainParts* HeadlessContentBrowserClient::CreateBrowserMainParts(
+    const content::MainFunctionParams&) {
+  scoped_ptr<HeadlessBrowserMainParts> browser_main_parts =
+      make_scoped_ptr(new HeadlessBrowserMainParts(browser_));
+  browser_->set_browser_main_parts(browser_main_parts.get());
+  return browser_main_parts.release();
+}
+
+net::URLRequestContextGetter*
+HeadlessContentBrowserClient::CreateRequestContext(
+    content::BrowserContext* content_browser_context,
+    content::ProtocolHandlerMap* protocol_handlers,
+    content::URLRequestInterceptorScopedVector request_interceptors) {
+  CHECK(content_browser_context == browser_context());
+  scoped_refptr<HeadlessURLRequestContextGetter> url_request_context_getter(
+      new HeadlessURLRequestContextGetter(
+          false /* ignore_certificate_errors */, browser_context()->GetPath(),
+          content::BrowserThread::GetMessageLoopProxyForThread(
+              content::BrowserThread::IO),
+          content::BrowserThread::GetMessageLoopProxyForThread(
+              content::BrowserThread::FILE),
+          protocol_handlers, std::move(request_interceptors),
+          nullptr /* net_log */, browser_context()->options()));
+  browser_context()->SetURLRequestContextGetter(url_request_context_getter);
+  return url_request_context_getter.get();
+}
+
+HeadlessBrowserContext* HeadlessContentBrowserClient::browser_context() const {
+  return browser_->browser_context();
+}
+
+}  // namespace headless