Media Grid: Add a View button to Attachment Details modal.

props adamsilverstein.
fixes #28977.
Built from https://develop.svn.wordpress.org/trunk@29262


git-svn-id: http://core.svn.wordpress.org/trunk@29045 1a063a9b-81f0-0310-95a4-ce76da25c4cd

wp-includes/js/media-grid.js

@@ -285,7 +285,8 @@
 			'click .trash-attachment':        'trashAttachment',
 			'click .edit-attachment':         'editAttachment',
 			'click .refresh-attachment':      'refreshAttachment',
-			'click .edit-image':              'handleEditImageClick'
+			'click .edit-image':              'handleEditImageClick',
+			'click .view-attachment':         'handleViewAttachmentClick'
 		},
 
 		initialize: function() {
@@ -328,6 +329,13 @@
 			this.controller.setState( 'edit-image' );
 		},
 
+		/**
+		 * When View is clicked, navigate to the attachment page
+		 */
+		handleViewAttachmentClick: function() {
+			window.location = this.model.get( 'link' );
+		},
+
 		afterDelete: function( model ) {
 			if ( ! model.destroyed ) {
 				return;