Implement close and open-in-new button. Add filename to quick view.

ui/file_manager/file_manager/foreground/elements/files_quick_view.html

Index: ui/file_manager/file_manager/foreground/elements/files_quick_view.html
diff --git a/ui/file_manager/file_manager/foreground/elements/files_quick_view.html b/ui/file_manager/file_manager/foreground/elements/files_quick_view.html
index 2e79953bf235befc7eefb7ddfb638443986a2f36..2e8663004b5900dc8298ed907d76904c1dfbdc09 100644
--- a/ui/file_manager/file_manager/foreground/elements/files_quick_view.html
+++ b/ui/file_manager/file_manager/foreground/elements/files_quick_view.html
@@ -38,6 +38,14 @@
       margin: 0;
       z-index: 1;
     }
+    #buttons {
+      position: absolute;
+      right: 0px;
+    }
+    #metadata-box {
+      position: absolute;
+      right: 0px;
+    }
     #metadata-box[hidden] {
       display: none;
     }
@@ -45,16 +53,18 @@
   <template>
     <paper-dialog id="dialog">
       <paper-toolbar id="toolbar">
-        [[filePath]]
-         <paper-button>
-           <iron-icon icon="files:open-in-new" id="open"></iron-icon>
-         </paper-button>
-         <paper-button toggles active="{{metadataBoxActive}}">
-           <iron-icon  icon="files:info-outline" id="info"></iron-icon>
-         </paper-button>
-         <paper-button>
-           <iron-icon icon="files:close" id="close"></iron-icon>
-         </paper-button>
+        <div>[[filePath]]</div>
+        <div id="buttons">
+           <paper-button on-tap="onOpenInNewButtonTap">
+             <iron-icon icon="files:open-in-new"></iron-icon>
+           </paper-button>
+           <paper-button toggles active="{{metadataBoxActive}}">
+             <iron-icon  icon="files:info-outline"></iron-icon>
+           </paper-button>
+           <paper-button on-tap="onCloseButtonTap_">
+             <iron-icon icon="files:close"></iron-icon>
+           </paper-button>
+        </div>
       </paper-toolbar>
       <template class="content" is="dom-if" if="[[image]]">
         <div>