Revert "use fork repo for linaro fix's"

This reverts commit 459f8193e3551c96d7db639975c73351b2610a76.
Revert "Revert "use fork repo for linaro fix's""

This reverts commit a4e260637294096480d6631bc1248a64ab3ef19e.
Revert "use fork android_external_webkit"

This reverts commit 19aa7ab492494296f04bb4b86d96f1abe82121a1.