Suppressed resizing when the preview panel shows and hides.

Currently preview panel is transparent and does not affect the size of other
components. Thus this CL just removed call for onResize.

This CL also removes unused function requestResize.

BUG=238867
TEST=manually

Review URL: https://chromiumcodereview.appspot.com/15675007

git-svn-id: svn://svn.chromium.org/chrome/trunk/src@203076 0039d316-1c4b-4281-b951-d872f2087c98

chrome/browser/resources/file_manager/js/file_manager.js

@@ -1607,14 +1607,6 @@ DialogType.isModal = function(type) {
     this.setupCurrentDirectory_(false /* page loading */);
   };
 
-  /**
-   * @param {number=} opt_timeout Timeout in milliseconds.
-   * @private
-   */
-  FileManager.prototype.requestResize_ = function(opt_timeout) {
-    setTimeout(this.onResize_.bind(this), opt_timeout || 0);
-  };
-
   /**
    * Resize details and thumb views to fit the new window size.
    * @private

chrome/browser/resources/file_manager/js/file_selection.js

@@ -322,7 +322,6 @@ FileSelectionHandler.prototype.updatePreviewPanelVisibility_ = function() {
         !PathUtil.isRootPath(this.fileManager_.getCurrentDirectory()));
   }
   var self = this;
-  var fm = this.fileManager_;
 
   var stopHidingAndShow = function() {
     clearTimeout(self.hidingTimeout_);
@@ -335,14 +334,12 @@ FileSelectionHandler.prototype.updatePreviewPanelVisibility_ = function() {
     self.hidingTimeout_ = setTimeout(function() {
         self.hidingTimeout_ = 0;
         setVisibility('hidden');
-        fm.onResize_();
       }, 250);
   };
 
   var show = function() {
     setVisibility('visible');
     self.previewThumbnails_.textContent = '';
-    fm.onResize_();
   };
 
   var setVisibility = function(visibility) {