Reintroduce plumbing for user gesture into permission system.

android_webview/browser/aw_permission_manager.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 "android_webview/browser/aw_permission_manager.h"
 
 #include <string>
 
 #include "android_webview/browser/aw_browser_permission_request_delegate.h"
 #include "base/callback.h"
@@ skipping 151 matching lines @@
     weak_ptr_factory_(this) {
 }
 
 AwPermissionManager::~AwPermissionManager() {
 }
 
 int AwPermissionManager::RequestPermission(
     PermissionType permission,
     content::RenderFrameHost* render_frame_host,
     const GURL& requesting_origin,
+    bool user_gesture,
     const base::Callback<void(PermissionStatus)>& callback) {
   int render_process_id = render_frame_host->GetProcess()->GetID();
   int render_frame_id = render_frame_host->GetRoutingID();
   AwBrowserPermissionRequestDelegate* delegate =
       AwBrowserPermissionRequestDelegate::FromID(render_process_id,
                                                  render_frame_id);
   if (!delegate) {
     DVLOG(0) << "Dropping permission request for "
              << static_cast<int>(permission);
     callback.Run(PermissionStatus::DENIED);
@@ skipping 73 matching lines @@
       callback.Run(PermissionStatus::DENIED);
       break;
   }
   return request_id;
 }
 
 int AwPermissionManager::RequestPermissions(
     const std::vector<PermissionType>& permissions,
     content::RenderFrameHost* render_frame_host,
     const GURL& requesting_origin,
+    bool user_gesture,
     const base::Callback<void(
         const std::vector<PermissionStatus>&)>& callback) {
   NOTIMPLEMENTED() << "RequestPermissions has not been implemented in WebView";
 
   std::vector<PermissionStatus> result(permissions.size());
   const GURL& embedding_origin =
       content::WebContents::FromRenderFrameHost(render_frame_host)
           ->GetLastCommittedURL().GetOrigin();
 
   for (PermissionType type : permissions) {
@@ skipping 134 matching lines @@
     const GURL& embedding_origin,
     const base::Callback<void(PermissionStatus)>& callback) {
   return kNoPendingOperation;
 }
 
 void AwPermissionManager::UnsubscribePermissionStatusChange(
     int subscription_id) {
 }
 
 }  // namespace android_webview