Replacing some method definitions with default platform implementations

Change-Id: I32e007ca0edc4a1e12b19fdb8c8c08df4109b0f4
diff --git a/src/com/android/launcher3/LauncherExterns.java b/src/com/android/launcher3/LauncherExterns.java
index 887859c..272bbf6 100644
--- a/src/com/android/launcher3/LauncherExterns.java
+++ b/src/com/android/launcher3/LauncherExterns.java
@@ -24,11 +24,9 @@
  */
 public interface LauncherExterns {
 
-    public boolean setLauncherCallbacks(LauncherCallbacks callbacks);
+    boolean setLauncherCallbacks(LauncherCallbacks callbacks);
 
-    public SharedPreferences getSharedPrefs();
+    SharedPreferences getSharedPrefs();
 
-    public void setLauncherOverlay(Launcher.LauncherOverlay overlay);
-
-    void clearTypedText();
+    void setLauncherOverlay(Launcher.LauncherOverlay overlay);
 }