[js] The Capabilities factory methods should only specify the name of the

browser.

Fixes #4609

Author: jleyba

javascript/node/selenium-webdriver/lib/capabilities.js

@@ -221,8 +221,7 @@ class Capabilities extends Map {
    */
   static android() {
     return new Capabilities()
-        .set(Capability.BROWSER_NAME, Browser.ANDROID)
-        .set(Capability.PLATFORM, 'ANDROID');
+        .set(Capability.BROWSER_NAME, Browser.ANDROID);
   }
 
   /**
@@ -237,8 +236,7 @@ class Capabilities extends Map {
    */
   static edge() {
     return new Capabilities()
-        .set(Capability.BROWSER_NAME, Browser.EDGE)
-        .set(Capability.PLATFORM, 'WINDOWS');
+        .set(Capability.BROWSER_NAME, Browser.EDGE);
   }
 
   /**
@@ -253,26 +251,23 @@ class Capabilities extends Map {
    */
   static ie() {
     return new Capabilities().
-        set(Capability.BROWSER_NAME, Browser.INTERNET_EXPLORER).
-        set(Capability.PLATFORM, 'WINDOWS');
+        set(Capability.BROWSER_NAME, Browser.INTERNET_EXPLORER);
   }
 
   /**
    * @return {!Capabilities} A basic set of capabilities for iPad.
    */
   static ipad() {
     return new Capabilities().
-        set(Capability.BROWSER_NAME, Browser.IPAD).
-        set(Capability.PLATFORM, 'MAC');
+        set(Capability.BROWSER_NAME, Browser.IPAD);
   }
 
   /**
    * @return {!Capabilities} A basic set of capabilities for iPhone.
    */
   static iphone() {
     return new Capabilities().
-        set(Capability.BROWSER_NAME, Browser.IPHONE).
-        set(Capability.PLATFORM, 'MAC');
+        set(Capability.BROWSER_NAME, Browser.IPHONE);
   }
 
   /**
@@ -296,8 +291,7 @@ class Capabilities extends Map {
    */
   static safari() {
     return new Capabilities().
-        set(Capability.BROWSER_NAME, Browser.SAFARI).
-        set(Capability.PLATFORM, 'MAC');
+        set(Capability.BROWSER_NAME, Browser.SAFARI);
   }
 
   /**