refactor($sce): don't depend on $document

The $sce dependency on $document was added in 64241a5 because it was thought
it's not possible to easiy use the msie variable in this module. This was
changed in 45252c3, though so it's no longer needed to depend on $document.

Closes #9671

src/ng/sce.js

@@ -718,8 +718,8 @@ function $SceProvider() {
    * sce.js and sceSpecs.js would need to be aware of this detail.
    */
 
-  this.$get = ['$document', '$parse', '$sceDelegate', function(
-                $document,   $parse,   $sceDelegate) {
+  this.$get = ['$parse', '$sceDelegate', function(
+                $parse,   $sceDelegate) {
     // Prereq: Ensure that we're not running in IE<11 quirks mode.  In that mode, IE < 11 allow
     // the "expression(javascript expression)" syntax which is insecure.
     if (enabled && msie < 8) {