Hardware: Samsung: simplify CMHW isSupported check

Change-Id: Ia07e20baf5c72dc33394ae48fbacd548592c207f
diff --git a/cmhw/org/cyanogenmod/hardware/AdaptiveBacklight.java b/cmhw/org/cyanogenmod/hardware/AdaptiveBacklight.java
index d96dad9..e39e2fa 100644
--- a/cmhw/org/cyanogenmod/hardware/AdaptiveBacklight.java
+++ b/cmhw/org/cyanogenmod/hardware/AdaptiveBacklight.java
@@ -37,12 +37,7 @@
      */
     public static boolean isSupported() {
         File f = new File(FILE_CABC);
-
-        if(f.exists()) {
-            return true;
-        } else {
-            return false;
-        }
+        return f.exists();
     }
 
     /**
diff --git a/cmhw/org/cyanogenmod/hardware/VibratorHW.java b/cmhw/org/cyanogenmod/hardware/VibratorHW.java
index b6fa263..3ec6b5d 100755
--- a/cmhw/org/cyanogenmod/hardware/VibratorHW.java
+++ b/cmhw/org/cyanogenmod/hardware/VibratorHW.java
@@ -30,12 +30,7 @@
 
     public static boolean isSupported() {
         File f = new File(LEVEL_PATH);
-
-        if(f.exists()) {
-            return true;
-        } else {
-            return false;
-        }
+        return f.exists();
     }
 
     public static int getMaxIntensity()  {