DXR will be turned off on Tuesday, December 29th. It will redirect to Searchfox.
See the announcement on Discourse.

DXR is a code search and navigation tool aimed at making sense of large projects. It supports full-text and regex searches as well as structural queries.

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component {1363d5f0-d95e-11e3-9c1a-0800200c9a66} multiprocessShims.js
contract @mozilla.org/addons/multiprocess-shims;1 {1363d5f0-d95e-11e3-9c1a-0800200c9a66}
component {50bc93ce-602a-4bef-bf3a-61fc749c4caf} defaultShims.js
contract @mozilla.org/addons/default-addon-shims;1 {50bc93ce-602a-4bef-bf3a-61fc749c4caf}