Reintroduce plumbing for user gesture into permission system.

content/browser/permissions/permission_service_impl.cc

Index: content/browser/permissions/permission_service_impl.cc
diff --git a/content/browser/permissions/permission_service_impl.cc b/content/browser/permissions/permission_service_impl.cc
index 39daa6434744e97e8fde6e6cbefb1aee0ee1ba90..4c4da88693783fb200c988b1cde3561a3c8dc9c3 100644
--- a/content/browser/permissions/permission_service_impl.cc
+++ b/content/browser/permissions/permission_service_impl.cc
@@ -138,6 +138,7 @@ void PermissionServiceImpl::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));
@@ -198,6 +199,7 @@ void PermissionServiceImpl::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));