fix(input): move nested function outside of if statment so as to fix …

…issue related to strict mode

There was a white screen issue caused on ios because of a nested function declaration in the input
component. I moved this function out of the if statement so as to fix this issue.

closes issue 187 on conference app repo

ionic/components/input/native-input.ts

@@ -40,20 +40,22 @@ export class NativeInput {
     var self = this;
 
     self.focusChange.emit(true);
+
+    function docTouchEnd(ev) {
+      var tappedElement: any = ev.target;
+      if (tappedElement && self.element()) {
+        if (tappedElement.tagName !== "INPUT" && tappedElement.tagName !== "TEXTAREA") {
+          self.element().blur();
+        }
+      }
+    }
 
     if (self._blurring) {
       // automatically blur input if:
       // 1) this input has focus
       // 2) the newly tapped document element is not an input
       console.debug('input blurring enabled');
-      function docTouchEnd(ev) {
-        var tappedElement: any = ev.target;
-        if (tappedElement && self.element()) {
-          if (tappedElement.tagName !== 'INPUT' && tappedElement.tagName !== 'TEXTAREA') {
-            self.element().blur();
-          }
-        }
-      }
+
       document.addEventListener('touchend', docTouchEnd, true);
       self._unrefBlur = function() {
         console.debug('input blurring disabled');