Remove StringUtils from java_core.

pkg/analyzer/lib/src/generated/java_core.dart

Index: pkg/analyzer/lib/src/generated/java_core.dart
diff --git a/pkg/analyzer/lib/src/generated/java_core.dart b/pkg/analyzer/lib/src/generated/java_core.dart
index bedb35fc62369656bbc9801d8eec42146621f8cc..81f9c00021d6a5222202ae21ef5a8432e43c1680 100644
--- a/pkg/analyzer/lib/src/generated/java_core.dart
+++ b/pkg/analyzer/lib/src/generated/java_core.dart
@@ -293,78 +293,6 @@ class StringIndexOutOfBoundsException extends JavaException {
   StringIndexOutOfBoundsException(int index) : super('$index');
 }
 
-class StringUtils {
-  static String capitalize(String str) {
-    if (isEmpty(str)) {
-      return str;
-    }
-    return str.substring(0, 1).toUpperCase() + str.substring(1);
-  }
-
-  static bool equals(String cs1, String cs2) {
-    if (cs1 == cs2) {
-      return true;
-    }
-    if (cs1 == null || cs2 == null) {
-      return false;
-    }
-    return cs1 == cs2;
-  }
-
-  static bool isEmpty(String str) {
-    return str == null || str.isEmpty;
-  }
-
-  static String join(Iterable iter,
-      [String separator = ' ', int start = 0, int end = -1]) {
-    if (start != 0) {
-      iter = iter.skip(start);
-    }
-    if (end != -1) {
-      iter = iter.take(end - start);
-    }
-    return iter.join(separator);
-  }
-
-  static void printf(StringBuffer buffer, String fmt, List args) {
-    buffer.write(_printf(fmt, args));
-  }
-
-  static String remove(String str, String remove) {
-    if (isEmpty(str) || isEmpty(remove)) {
-      return str;
-    }
-    return str.replaceAll(remove, '');
-  }
-
-  static String removeStart(String str, String remove) {
-    if (isEmpty(str) || isEmpty(remove)) {
-      return str;
-    }
-    if (str.startsWith(remove)) {
-      return str.substring(remove.length);
-    }
-    return str;
-  }
-
-  static String repeat(String s, int n) {
-    StringBuffer sb = new StringBuffer();
-    for (int i = 0; i < n; i++) {
-      sb.write(s);
-    }
-    return sb.toString();
-  }
-
-  static List<String> split(String s, [String pattern = ' ']) {
-    return s.split(pattern);
-  }
-
-  static List<String> splitByWholeSeparatorPreserveAllTokens(
-      String s, String pattern) {
-    return s.split(pattern);
-  }
-}
-
 class UnsupportedOperationException extends JavaException {
   UnsupportedOperationException([message = ""]) : super(message);
 }