Version 1.20.1

Cherry-pick 6d946b88f3e0a0527e535b0bbf6bc9354e82764e to stable
diff --git a/CHANGELOG.md b/CHANGELOG.md
index a1e24aa..d4a80ae 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,3 +1,9 @@
+## 1.20.1 - 2016-10-13
+
+Patch release, resolves one issue:
+
+* Dartium: Fixes a bug that caused crashes.  No issue filed
+
 ## 1.20.0 - 2016-10-11
 
 ### Dart VM
diff --git a/tools/VERSION b/tools/VERSION
index fc4cff7..c843334 100644
--- a/tools/VERSION
+++ b/tools/VERSION
@@ -26,6 +26,6 @@
 CHANNEL stable
 MAJOR 1
 MINOR 20
-PATCH 0
+PATCH 1
 PRERELEASE 0
 PRERELEASE_PATCH 0
diff --git a/tools/deps/dartium.deps/DEPS b/tools/deps/dartium.deps/DEPS
index fcd0c2f..6cee812 100644
--- a/tools/deps/dartium.deps/DEPS
+++ b/tools/deps/dartium.deps/DEPS
@@ -9,7 +9,7 @@
 
 vars.update({
   "dartium_chromium_commit": "7558afb6379171d7f96b2db68ae9d2b64b2c5544",
-  "dartium_webkit_commit": "b32a113c16f0a46b0dd747f80f0ec78e8db3512b",
+  "dartium_webkit_commit": "8c0535e2ee1f49410cb978bd7c18d4582a5fd886",
   "chromium_base_revision": "338390",
 
   # We use mirrors of all github repos to guarantee reproducibility and