Clean ups for trailing whitespace and block style

compiler/java/com/google/dart/compiler/ast/DartIfStatement.java

 // Copyright (c) 2012, the Dart project authors.  Please see the AUTHORS file
 // for details. All rights reserved. Use of this source code is governed by a
 // BSD-style license that can be found in the LICENSE file.
 
 package com.google.dart.compiler.ast;
 
 /**
  * Represents a Dart 'if' statement.
  */
 public class DartIfStatement extends DartStatement {
 
   private DartExpression condition;
   private DartStatement thenStmt;
   private DartStatement elseStmt;
   private final int closeParenOffset;
   private final int elseTokenOffset;
 
-  public DartIfStatement(DartExpression condition, int closeParentOffset, DartStatement thenStmt,
+  public DartIfStatement(DartExpression condition, int closeParenOffset, DartStatement thenStmt,
       int elseTokenOffset, DartStatement elseStmt) {
     this.condition = becomeParentOf(condition);
-    closeParenOffset = closeParentOffset;
+    this.closeParenOffset = closeParenOffset;
     this.thenStmt = becomeParentOf(thenStmt);
     this.elseTokenOffset = elseTokenOffset;
     this.elseStmt = becomeParentOf(elseStmt);
   }
 
   public DartExpression getCondition() {
     return condition;
   }
 
   public int getCloseParenOffset() {
@@ skipping 17 matching lines @@
     safelyVisitChild(condition, visitor);
     safelyVisitChild(thenStmt, visitor);
     safelyVisitChild(elseStmt, visitor);
   }
 
   @Override
   public <R> R accept(ASTVisitor<R> visitor) {
     return visitor.visitIfStatement(this);
   }
 }