From 873fbb3336dc7b8f756628fe59e8be9b683109e2 Mon Sep 17 00:00:00 2001
From: shuizhongyueming <shuizhongyueming@gmail.com>
Date: Wed, 2 Sep 2015 16:38:39 +0800
Subject: [PATCH 1/2] make the shimed createRange can get a real doc not null

---
 src/core/wrappedrange.js | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/src/core/wrappedrange.js b/src/core/wrappedrange.js
index 88ea7264..66030544 100644
--- a/src/core/wrappedrange.js
+++ b/src/core/wrappedrange.js
@@ -613,6 +613,6 @@
                 return api.createRange(doc);
             };
         }
-        doc = win = null;
+        win = null;
     });
-});
\ No newline at end of file
+});

From 03ba072388209ad7acb7ad2e72a8aaf0087fdad2 Mon Sep 17 00:00:00 2001
From: shuizhongyueming <shuizhongyueming@gmail.com>
Date: Wed, 2 Sep 2015 16:39:09 +0800
Subject: [PATCH 2/2] make the shimed getSelection can get a real win, not null

---
 src/core/wrappedselection.js | 1 -
 1 file changed, 1 deletion(-)

diff --git a/src/core/wrappedselection.js b/src/core/wrappedselection.js
index 1168211d..ddbb792b 100644
--- a/src/core/wrappedselection.js
+++ b/src/core/wrappedselection.js
@@ -1021,6 +1021,5 @@
                 return getSelection(win);
             };
         }
-        win = null;
     });
 });