From a17c828af908962908b517e3bf91a3ce4a501302 Mon Sep 17 00:00:00 2001
From: Jim Mathies <jmathies@mozilla.com>
Date: Tue, 24 Sep 2013 16:17:26 -0500
Subject: [PATCH] Bug 915213 - Support chrome hit testing in the metrofx front
 end. r=bbondy

---
 browser/metro/base/content/input.js | 8 ++++++++
 1 file changed, 8 insertions(+)

diff --git a/browser/metro/base/content/input.js b/browser/metro/base/content/input.js
index b47e770f771..4a13b7622a7 100644
--- a/browser/metro/base/content/input.js
+++ b/browser/metro/base/content/input.js
@@ -95,6 +95,7 @@ var TouchModule = {
     window.addEventListener("CancelTouchSequence", this, true);
     window.addEventListener("dblclick", this, true);
     window.addEventListener("keydown", this, true);
+    window.addEventListener("MozMouseHittest", this, true);
 
     // bubble phase
     window.addEventListener("contextmenu", this, false);
@@ -160,6 +161,13 @@ var TouchModule = {
           case "keydown":
             this._handleKeyDown(aEvent);
             break;
+          case "MozMouseHittest":
+            // Used by widget to hit test chrome vs content
+            if (aEvent.target.ownerDocument == document) {
+              aEvent.preventDefault();
+            }
+            aEvent.stopPropagation();
+            break;
         }
       }
     }