Making extensions/chromium/pdfHandler-vcros.js adhere to the style guide

extensions/chromium/pdfHandler-vcros.js

@@ -18,21 +18,21 @@ limitations under the License.
 /* globals chrome, getViewerURL */
 
 (function() {
-'use strict';
+  'use strict';
 
-if (!chrome.fileBrowserHandler) {
+  if (!chrome.fileBrowserHandler) {
     // Not on Chromium OS, bail out
     return;
-}
-chrome.fileBrowserHandler.onExecute.addListener(onExecuteFileBrowserHandler);
+  }
+  chrome.fileBrowserHandler.onExecute.addListener(onExecuteFileBrowserHandler);
 
-/**
+  /**
    * Invoked when "Open with PDF Viewer" is chosen in the File browser.
    *
    * @param {String} id      File browser action ID as specified in manifest.json
    * @param {Object} details Object of type FileHandlerExecuteEventDetails
    */
-function onExecuteFileBrowserHandler(id, details) {
+  function onExecuteFileBrowserHandler(id, details) {
     if (id !== 'open-as-pdf') {
       return;
     }
@@ -54,15 +54,15 @@ function onExecuteFileBrowserHandler(id, details) {
         openViewer(windowId, fileEntries);
       });
     }
-}
+  }
 
-/**
+  /**
    * Open the PDF Viewer for the given list of PDF files.
    *
    * @param {number} windowId
    * @param {Array} fileEntries List of Entry objects (HTML5 FileSystem API)
    */
-function openViewer(windowId, fileEntries) {
+  function openViewer(windowId, fileEntries) {
     if (!fileEntries.length) {
       return;
     }
@@ -90,6 +90,5 @@ function openViewer(windowId, fileEntries) {
         openViewer(chromeWindow.id, fileEntries);
       });
     }
-}
-
+  }
 })();