Cleanup

Author: Federico Fissore

Diff for: arduino-core/src/processing/app/helpers/OSUtils.java

@@ -7,23 +7,23 @@ public class OSUtils {
    */
   static public boolean isWindows() {
     //return PApplet.platform == PConstants.WINDOWS;
-    return System.getProperty("os.name").indexOf("Windows") != -1;
+    return System.getProperty("os.name").contains("Windows");
   }
 
   /**
    * true if running on linux.
    */
   static public boolean isLinux() {
     //return PApplet.platform == PConstants.LINUX;
-    return System.getProperty("os.name").indexOf("Linux") != -1;
+    return System.getProperty("os.name").contains("Linux");
   }
 
   /**
    * returns true if Processing is running on a Mac OS X machine.
    */
   static public boolean isMacOS() {
     //return PApplet.platform == PConstants.MACOSX;
-    return System.getProperty("os.name").indexOf("Mac") != -1;
+    return System.getProperty("os.name").contains("Mac");
   }
 
 }