DroidFish: Lint fixes, from Leo Mayer.

DroidFish/src/org/petero/droidfish/DroidFish.java

@@ -533,9 +533,6 @@ public class DroidFish extends Activity implements GUIInterface {
     }
 
     private final void initUI() {
-        // The Android app title is removed with the style, but remains
-        // individually in the Layout cause we need it to have in 2 lines +
-        // landscape and portrait differ quite much
         leftHanded = leftHandedView();
         setContentView(leftHanded ? R.layout.main_left_handed : R.layout.main);
 

DroidFish/src/org/petero/droidfish/engine/EngineUtil.java

@@ -18,6 +18,7 @@
 
 package org.petero.droidfish.engine;
 
+import android.annotation.TargetApi;
 import android.os.Build;
 
 public class EngineUtil {
@@ -28,6 +29,7 @@ public class EngineUtil {
     /** Return number of physical processors, i.e. hyper-threading ignored. */
     final static native int getNPhysicalProcessors();
 
+    @TargetApi(4)
     private static final class CpuAbi {
         static final String get() { return Build.CPU_ABI; }
     }