[gnome-continuous] Upgrade webkitgtk3 and remove old patch

[Michael Catanzaro <mcatanzaro src gnome org>]

commit d705e02c5e92fa5f6f1c7d0ec243467b010a8656
Author: Michael Catanzaro <mcatanzaro igalia com>
Date:   Mon Jan 25 15:35:48 2016 -0600

    Upgrade webkitgtk3 and remove old patch

 manifest.json                              |    5 +-
 patches/webkitgtk-2.4.8-gmutexlocker.patch |  296 ----------------------------
 2 files changed, 2 insertions(+), 299 deletions(-)
---
diff --git a/manifest.json b/manifest.json
index dbb988d..a3cbc96 100644
--- a/manifest.json
+++ b/manifest.json
@@ -777,10 +777,9 @@
                 "name": "enchant",
                 "checksum": "2fac9e7be7e9424b2c5570d8affe568db39f7572c10ed48d4e13cddf03f7097f"}, 
 
-               {"src": "tarball:http://www.webkitgtk.org/releases/webkitgtk-2.4.6.tar.xz";,
+               {"src": "tarball:http://www.webkitgtk.org/releases/webkitgtk-2.4.9.tar.xz";,
                 "name": "webkitgtk3",
-                "checksum": "6fef4aa8d4a2668e03ea15472a71396ea7b776bbe56ad9459a4124b823c11457",
-                "patches": ["webkitgtk-2.4.8-gmutexlocker.patch"],
+                "checksum": "afdf29e7828816cad0be2604cf19421e96d96bf493987328ffc8813bb20ac564",
                 "config-opts": ["--enable-introspection",
                                 "--enable-debug-symbols=min",
                                 "--disable-maintainer-mode"]},