TinyMCE fix #5881SharePrint. iOs/iPad focus bug.

gistfile1.diff

diff -ur a/js/tinymce/classes/Editor.js b/js/tinymce/classes/Editor.js
--- a/js/tinymce/classes/Editor.js  2013-07-18 14:13:44.000000000 +0200
+++ b/js/tinymce/classes/Editor.js	2013-07-27 14:24:58.000000000 +0200
@@ -1009,6 +1009,12 @@
  				self.getWin().focus();
 				}
 
+				if (document != self.getDoc()) {
+					//WebKit in iOs needs a window focus call if the current document is different than self.getDoc()
+					//in inline mode. Scenario: create a inline editor of a contentEditable div inside a iframe.
+					self.getWin().focus();
+				}
+
 				// Focus the body as well since it's contentEditable
 				if (isGecko || contentEditable) {
 					body = self.getBody();