Hand written InspectorBackendStub.js was replaced with generated one. It was removed from WebCore/inspector/front-end/ and is generating into DerivedSources/webcore. Gtk version of DumpRenderTree can't handle this because it is loading inspector directly from the sources. The full set of inspector files is generating into $(WEBKITOUTPUTDIR)/Programs/resources/inspector. InspectorClientGtk should use that location.
Created attachment 64858 [details] Patch adding support for setting web inspector path via an environment variable
Comment on attachment 64858 [details] Patch adding support for setting web inspector path via an environment variable Looks good to me
Comment on attachment 64858 [details] Patch adding support for setting web inspector path via an environment variable Thanks for fixing this.
Committed r65737: <http://trac.webkit.org/changeset/65737>
http://trac.webkit.org/changeset/65737 might have broken GTK Linux 32-bit Release