Reintroduce plumbing for user gesture into permission system.

content/browser/permissions/permission_service_impl.cc

 // Copyright 2014 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 "content/browser/permissions/permission_service_impl.h"
 
 #include <stddef.h>
 #include <utility>
 
 #include "base/bind.h"
@@ skipping 120 matching lines @@
     callback.Run(GetPermissionStatusFromName(permission, GURL(origin.get())));
     return;
   }
 
   int pending_request_id = pending_requests_.Add(new PendingRequest(
       base::Bind(&PermissionRequestResponseCallbackWrapper, callback), 1));
   int id = browser_context->GetPermissionManager()->RequestPermission(
       PermissionNameToPermissionType(permission),
       context_->render_frame_host(),
       GURL(origin.get()),
+      user_gesture, // TODO(mlamouri): should be removed (crbug.com/423770)

[dominickn, 2016/07/01 01:28:28]

Remove this TODO?

[benwells, 2016/07/01 01:56:29]

Done.

       base::Bind(&PermissionServiceImpl::OnRequestPermissionResponse,
                  weak_factory_.GetWeakPtr(),
                  pending_request_id));
 
   // Check if the request still exists. It might have been removed by the
   // callback if it was run synchronously.
   PendingRequest* pending_request = pending_requests_.Lookup(
       pending_request_id);
   if (!pending_request)
       return;
@@ skipping 40 matching lines @@
   std::vector<PermissionType> types(permissions.size());
   for (size_t i = 0; i < types.size(); ++i)
     types[i] = PermissionNameToPermissionType(permissions[i]);
 
   int pending_request_id = pending_requests_.Add(
       new PendingRequest(callback, permissions.size()));
   int id = browser_context->GetPermissionManager()->RequestPermissions(
       types,
       context_->render_frame_host(),
       GURL(origin.get()),
+      user_gesture, // TODO(mlamouri): should be removed (crbug.com/423770)

[dominickn, 2016/07/01 01:28:29]

Remove TODO

[benwells, 2016/07/01 01:56:29]

Done.

       base::Bind(&PermissionServiceImpl::OnRequestPermissionsResponse,
                  weak_factory_.GetWeakPtr(),
                  pending_request_id));
 
   // Check if the request still exists. It may have been removed by the
   // the response callback.
   PendingRequest* pending_request = pending_requests_.Lookup(
       pending_request_id);
   if (!pending_request)
       return;
@@ skipping 156 matching lines @@
 
   PermissionStatusCallback callback = subscription->callback;
 
   subscription->callback.Reset();
   pending_subscriptions_.Remove(pending_subscription_id);
 
   callback.Run(status);
 }
 
 }  // namespace content