[webkit] Update webkit to use integration

Bumping the version bumps it past where integration happened, so get
that manifest instead.

Change-Id: I80fcfbf8a874e2d650cc92e408b9b88a880f93c3
diff --git a/webkit b/webkit
index ae2dc52..f4947a6 100644
--- a/webkit
+++ b/webkit
@@ -1,10 +1,10 @@
 <?xml version="1.0" encoding="UTF-8"?>
 <manifest>
   <imports>
-    <import remote="https://fuchsia.googlesource.com/garnet"
-            manifest="manifest/garnet"
-            name="garnet"
-            revision="3dd9b6ff0ff03f23ed1750e0c04e1cfa00509297"/>
+    <import remote="https://fuchsia.googlesource.com/integration"
+            manifest="garnet/garnet"
+            name="integration"
+            revision="ea3f356db618c0d050716d632a20a3ff3ce1a060"/>
   </imports>
   <projects>
     <project name="third_party/webkit"