Material PDF: Variety of minor UI bugfixes

chrome/browser/resources/pdf/toolbar_manager.js

 // Copyright 2015 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 'use strict';
 
 /** Idle time in ms before the UI is hidden. */
 var HIDE_TIMEOUT = 2000;
 /** Time in ms after force hide before toolbar is shown again. */
 var FORCE_HIDE_TIMEOUT = 1000;
@@ skipping 44 matching lines @@
   this.zoomToolbar_ = zoomToolbar;
 
   this.toolbarTimeout_ = null;
   this.isMouseNearTopToolbar_ = false;
   this.isMouseNearSideToolbar_ = false;
 
   this.sideToolbarAllowedOnly_ = false;
   this.sideToolbarAllowedOnlyTimer_ = null;
 
   this.window_.addEventListener('resize', this.resizeDropdowns_.bind(this));
-  this.resizeDropdowns_();
 }
 
 ToolbarManager.prototype = {
 
   /**
    * Allow the toolbars to be shown. Should be called after the plugin has
    * loaded and we are ready to show a document.
    */
   enableToolbars: function() {
     this.toolbar_.hidden = false;
     this.zoomToolbar_.hidden = false;
+    this.resizeDropdowns_();
   },
 
   showToolbarsForMouseMove: function(e) {
     this.isMouseNearTopToolbar_ = isMouseNearTopToolbar(e);
     this.isMouseNearSideToolbar_ = isMouseNearSideToolbar(e);
 
     // Allow the top toolbar to be shown if the mouse moves away from the side
     // toolbar (as long as the timeout has elapsed).
     if (!this.isMouseNearSideToolbar_ && !this.sideToolbarAllowedOnlyTimer_)
       this.sideToolbarAllowedOnly_ = false;
@@ skipping 73 matching lines @@
   /**
    * Updates the size of toolbar dropdowns based on the positions of the rest of
    * the UI.
    * @private
    */
   resizeDropdowns_: function() {
     var lowerBound = this.window_.innerHeight - this.zoomToolbar_.clientHeight;
     this.toolbar_.setDropdownLowerBound(lowerBound);
   }
 };