Renderers should obtain browser InterfaceProvider by connecting to browser

android_webview/browser/aw_content_browser_client.h

 // Copyright (c) 2012 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 ANDROID_WEBVIEW_LIB_AW_CONTENT_BROWSER_CLIENT_H_
 #define ANDROID_WEBVIEW_LIB_AW_CONTENT_BROWSER_CLIENT_H_
 
 #include <stddef.h>
 
 #include <memory>
@@ skipping 12 matching lines @@
  public:
   // This is what AwContentBrowserClient::GetAcceptLangs uses.
   static std::string GetAcceptLangsImpl();
 
   // Deprecated: use AwBrowserContext::GetDefault() instead.
   static AwBrowserContext* GetAwBrowserContext();
 
   AwContentBrowserClient(JniDependencyFactory* native_factory);
   ~AwContentBrowserClient() override;
 
+  // Allows AwBrowserMainParts to initialize a BrowserContext at the right
+  // moment during startup. AwContentBrowserClient owns the result.
+  AwBrowserContext* InitBrowserContext();
+
   // Overriden methods from ContentBrowserClient.
   void AddCertificate(net::CertificateMimeType cert_type,
                       const void* cert_data,
                       size_t cert_size,
                       int render_process_id,
                       int render_frame_id) override;
   content::BrowserMainParts* CreateBrowserMainParts(
       const content::MainFunctionParams& parameters) override;
   content::WebContentsViewDelegate* GetWebContentsViewDelegate(
       content::WebContents* web_contents) override;
@@ skipping 100 matching lines @@
   std::unique_ptr<AwWebPreferencesPopulater> preferences_populater_;
 
   JniDependencyFactory* native_factory_;
 
   DISALLOW_COPY_AND_ASSIGN(AwContentBrowserClient);
 };
 
 }  // namespace android_webview
 
 #endif  // ANDROID_WEBVIEW_LIB_AW_CONTENT_BROWSER_CLIENT_H_