Remove an unused function (A8)

Change-Id: I0578068946d32192c4faf14b3e86624b7301c7d9

java/src/com/android/inputmethod/latin/StringUtils.java

@@ -124,23 +124,6 @@ public final class StringUtils {
         return true;
     }
 
-    /**
-     * Returns true if cs contains any upper case characters.
-     *
-     * @param cs the CharSequence to check
-     * @return {@code true} if cs contains any upper case characters, {@code false} otherwise.
-     */
-    public static boolean hasUpperCase(final CharSequence cs) {
-        final int length = cs.length();
-        for (int i = 0, cp = 0; i < length; i += Character.charCount(cp)) {
-            cp = Character.codePointAt(cs, i);
-            if (Character.isUpperCase(cp)) {
-                return true;
-            }
-        }
-        return false;
-    }
-
     /**
      * Remove duplicates from an array of strings.
      *

tests/src/com/android/inputmethod/latin/StringUtilsTests.java

@@ -90,17 +90,6 @@ public class StringUtilsTests extends AndroidTestCase {
                 StringUtils.removeFromCsvIfExists("key", "key1,key,key3,key,key5"));
     }
 
-    public void testHasUpperCase() {
-        assertTrue("single upper-case string", StringUtils.hasUpperCase("String"));
-        assertTrue("multi upper-case string", StringUtils.hasUpperCase("stRInG"));
-        assertTrue("all upper-case string", StringUtils.hasUpperCase("STRING"));
-        assertTrue("upper-case string with non-letters", StringUtils.hasUpperCase("He's"));
-
-        assertFalse("empty string", StringUtils.hasUpperCase(""));
-        assertFalse("lower-case string", StringUtils.hasUpperCase("string"));
-        assertFalse("lower-case string with non-letters", StringUtils.hasUpperCase("he's"));
-    }
-
     private void onePathForCaps(final CharSequence cs, final int expectedResult, final int mask) {
         int oneTimeResult = expectedResult & mask;
         assertEquals("After >" + cs + "<", oneTimeResult, StringUtils.getCapsMode(cs, mask));