[cleanup] Files.app: Remove Function declarations within blocks #3

chrome/browser/resources/file_manager/js/photo/slide_mode.js

Index: chrome/browser/resources/file_manager/js/photo/slide_mode.js
diff --git a/chrome/browser/resources/file_manager/js/photo/slide_mode.js b/chrome/browser/resources/file_manager/js/photo/slide_mode.js
index 2b7e989bb73cff2330f57d5e3b8f311ad0afd10d..e40c32a1a4e7f9890fa0ecd8feb654637d38646c 100644
--- a/chrome/browser/resources/file_manager/js/photo/slide_mode.js
+++ b/chrome/browser/resources/file_manager/js/photo/slide_mode.js
@@ -645,7 +645,9 @@ SlideMode.prototype.loadItem_ = function(
     } else {
       ImageUtil.metrics.recordUserAction(ImageUtil.getMetricName('View'));
 
-      function toMillions(number) { return Math.round(number / (1000 * 1000)) }
+      var toMillions = function(number) {
+        return Math.round(number / (1000 * 1000));
+      };
 
       ImageUtil.metrics.recordSmallCount(ImageUtil.getMetricName('Size.MB'),
           toMillions(metadata.filesystem.size));