Add a workaround for the load event not being called in image loader.

ui/file_manager/image_loader/piex_loader.js

Index: ui/file_manager/image_loader/piex_loader.js
diff --git a/ui/file_manager/image_loader/piex_loader.js b/ui/file_manager/image_loader/piex_loader.js
index e667692f3e3d13394d321ad5c7a689b1cd7a1291..6b739a41eb229c779c20c34b37f757952e515ce6 100644
--- a/ui/file_manager/image_loader/piex_loader.js
+++ b/ui/file_manager/image_loader/piex_loader.js
@@ -194,6 +194,10 @@ PiexLoader.prototype.loadNaclModule_ = function() {
       listenerContainer.style.height = '0px';
       this.containerElement_ = listenerContainer;
       document.body.appendChild(listenerContainer);
+
+      // Force a relayout. Workaround for load event not being called on <embed>
+      // for a NaCl module. crbug.com/699930
+      /** @suppress {suspiciousCode} */ this.naclModule_.offsetTop;
     }.bind(this));
   }.bind(this)).catch(function (error) {
     console.error(error);