Fix code style in extensions/firefox/content/PdfjsContentUtils.jsm

extensions/firefox/content/PdfjsContentUtils.jsm

@@ -1,3 +1,5 @@
+/* -*- Mode: Java; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
+/* vim: set shiftwidth=2 tabstop=2 autoindent cindent expandtab: */
 /* Copyright 2012 Mozilla Foundation
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
@@ -12,6 +14,8 @@
  * See the License for the specific language governing permissions and
  * limitations under the License.
  */
+/* jshint esnext:true */
+/* globals Components, Services, XPCOMUtils */
 
 'use strict';
 
@@ -33,23 +37,25 @@ let PdfjsContentUtils = {
    */
 
   get isRemote() {
-    return Services.appinfo.processType == Services.appinfo.PROCESS_TYPE_CONTENT;
+    return (Services.appinfo.processType ===
+            Services.appinfo.PROCESS_TYPE_CONTENT);
   },
 
   init: function () {
     // child *process* mm, or when loaded into the parent for in-content
     // support the psuedo child process mm 'child PPMM'.
     if (!this._mm) {
-      this._mm = Cc["@mozilla.org/childprocessmessagemanager;1"].getService(Ci.nsISyncMessageSender);
-      this._mm.addMessageListener("PDFJS:Child:refreshSettings", this);
-      Services.obs.addObserver(this, "quit-application", false);
+      this._mm = Cc['@mozilla.org/childprocessmessagemanager;1'].
+        getService(Ci.nsISyncMessageSender);
+      this._mm.addMessageListener('PDFJS:Child:refreshSettings', this);
+      Services.obs.addObserver(this, 'quit-application', false);
     }
   },
 
   uninit: function () {
     if (this._mm) {
-      this._mm.removeMessageListener("PDFJS:Child:refreshSettings", this);
-      Services.obs.removeObserver(this, "quit-application");
+      this._mm.removeMessageListener('PDFJS:Child:refreshSettings', this);
+      Services.obs.removeObserver(this, 'quit-application');
     }
     this._mm = null;
   },
@@ -61,34 +67,34 @@ let PdfjsContentUtils = {
    */
 
   clearUserPref: function (aPrefName) {
-    this._mm.sendSyncMessage("PDFJS:Parent:clearUserPref", {
+    this._mm.sendSyncMessage('PDFJS:Parent:clearUserPref', {
       name: aPrefName
     });
   },
 
   setIntPref: function (aPrefName, aPrefValue) {
-    this._mm.sendSyncMessage("PDFJS:Parent:setIntPref", {
+    this._mm.sendSyncMessage('PDFJS:Parent:setIntPref', {
       name: aPrefName,
       value: aPrefValue
     });
   },
 
   setBoolPref: function (aPrefName, aPrefValue) {
-    this._mm.sendSyncMessage("PDFJS:Parent:setBoolPref", {
+    this._mm.sendSyncMessage('PDFJS:Parent:setBoolPref', {
       name: aPrefName,
       value: aPrefValue
     });
   },
 
   setCharPref: function (aPrefName, aPrefValue) {
-    this._mm.sendSyncMessage("PDFJS:Parent:setCharPref", {
+    this._mm.sendSyncMessage('PDFJS:Parent:setCharPref', {
       name: aPrefName,
       value: aPrefValue
     });
   },
 
   setStringPref: function (aPrefName, aPrefValue) {
-    this._mm.sendSyncMessage("PDFJS:Parent:setStringPref", {
+    this._mm.sendSyncMessage('PDFJS:Parent:setStringPref', {
       name: aPrefName,
       value: aPrefValue
     });
@@ -99,7 +105,7 @@ let PdfjsContentUtils = {
    * handler app settings only available in the parent process.
    */
   isDefaultHandlerApp: function () {
-    return this._mm.sendSyncMessage("PDFJS:Parent:isDefaultHandlerApp")[0];
+    return this._mm.sendSyncMessage('PDFJS:Parent:isDefaultHandlerApp')[0];
   },
 
   /*
@@ -112,7 +118,7 @@ let PdfjsContentUtils = {
                        .getInterface(Ci.nsIDocShell)
                        .QueryInterface(Ci.nsIInterfaceRequestor)
                        .getInterface(Ci.nsIContentFrameMessageManager);
-    winmm.sendAsyncMessage("PDFJS:Parent:displayWarning", {
+    winmm.sendAsyncMessage('PDFJS:Parent:displayWarning', {
       message: aMessage,
       label: aLabel,
       accessKey: accessKey
@@ -126,17 +132,18 @@ let PdfjsContentUtils = {
    */
 
   observe: function(aSubject, aTopic, aData) {
-    if (aTopic == "quit-application") {
+    if (aTopic === 'quit-application') {
       this.uninit();
     }
   },
 
   receiveMessage: function (aMsg) {
     switch (aMsg.name) {
-      case "PDFJS:Child:refreshSettings":
+      case 'PDFJS:Child:refreshSettings':
         // Only react to this if we are remote.
-        if (Services.appinfo.processType == Services.appinfo.PROCESS_TYPE_CONTENT) {
-          let jsm = "resource://pdf.js/PdfJs.jsm";
+        if (Services.appinfo.processType ===
+            Services.appinfo.PROCESS_TYPE_CONTENT) {
+          let jsm = 'resource://pdf.js/PdfJs.jsm';
           let pdfjs = Components.utils.import(jsm, {}).PdfJs;
           pdfjs.updateRegistration();
         }
@@ -159,12 +166,14 @@ let PdfjsContentUtils = {
     // send over a small container for the object we want.
     let suitcase = {
       _window: null,
-      setChromeWindow: function (aObj) { this._window = aObj; }
+      setChromeWindow: function (aObj) {
+        this._window = aObj;
       }
-    if (!winmm.sendSyncMessage("PDFJS:Parent:getChromeWindow", {},
+    };
+    if (!winmm.sendSyncMessage('PDFJS:Parent:getChromeWindow', {},
                                { suitcase: suitcase })[0]) {
-      Cu.reportError("A request for a CPOW wrapped chrome window " +
-                     "failed for unknown reasons.");
+      Cu.reportError('A request for a CPOW wrapped chrome window ' +
+                     'failed for unknown reasons.');
       return null;
     }
     return suitcase._window;
@@ -179,12 +188,14 @@ let PdfjsContentUtils = {
                         .getInterface(Ci.nsIContentFrameMessageManager);
     let suitcase = {
       _findbar: null,
-      setFindBar: function (aObj) { this._findbar = aObj; }
+      setFindBar: function (aObj) {
+        this._findbar = aObj;
       }
-    if (!winmm.sendSyncMessage("PDFJS:Parent:getFindBar", {},
+    };
+    if (!winmm.sendSyncMessage('PDFJS:Parent:getFindBar', {},
                                { suitcase: suitcase })[0]) {
-      Cu.reportError("A request for a CPOW wrapped findbar " +
-                     "failed for unknown reasons.");
+      Cu.reportError('A request for a CPOW wrapped findbar ' +
+                     'failed for unknown reasons.');
       return null;
     }
     return suitcase._findbar;