Address NewApi warnings in src/ui.

base/android/java/src/org/chromium/base/ApiCompatibilityUtils.java

Index: base/android/java/src/org/chromium/base/ApiCompatibilityUtils.java
diff --git a/base/android/java/src/org/chromium/base/ApiCompatibilityUtils.java b/base/android/java/src/org/chromium/base/ApiCompatibilityUtils.java
index c03cad2782bf443816b3ce25919582bdf9dc389b..4198853e168917eb931e62098fa36db220e99268 100644
--- a/base/android/java/src/org/chromium/base/ApiCompatibilityUtils.java
+++ b/base/android/java/src/org/chromium/base/ApiCompatibilityUtils.java
@@ -72,13 +72,6 @@ public class ApiCompatibilityUtils {
     }
 
     /**
-     * @return True if the running version of the Android supports HTML clipboard.
-     */
-    public static boolean isHTMLClipboardSupported() {
-        return Build.VERSION.SDK_INT >= Build.VERSION_CODES.JELLY_BEAN;
-    }
-
-    /**
      * @see android.view.View#setLayoutDirection(int)
      */
     public static void setLayoutDirection(View view, int layoutDirection) {