Improve regenerated source code.

runtime/vm/object.cc

 // 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.
 
 #include "vm/object.h"
 
 #include "include/dart_api.h"
 #include "platform/assert.h"
 #include "vm/assembler.h"
 #include "vm/cpu.h"
@@ skipping 8126 matching lines @@
       separator = &Symbols::Blank();
     } else if ((curr == Token::kRETURN  ||
                 curr == Token::kCONDITIONAL ||
                 Token::IsBinaryOperator(curr) ||
                 Token::IsEqualityOperator(curr)) && (next == Token::kLPAREN)) {
       separator = &Symbols::Blank();
     } else if ((curr == Token::kLBRACE) && (next == Token::kRBRACE)) {
       separator = NULL;
     } else if ((curr == Token::kSEMICOLON) && (next != Token::kNEWLINE)) {
       separator = &Symbols::Blank();
+    } else if ((curr == Token::kIS) && (next == Token::kNOT)) {
+      separator = NULL;
+    } else if ((prev == Token::kIS) && (curr == Token::kNOT)) {
+      separator = &Symbols::Blank();
+    } else if ((curr == Token::kIDENT) &&
+               ((next == Token::kINCR) || (next == Token::kDECR))) {
+      separator = NULL;
+    } else if (((curr == Token::kINCR) || (curr == Token::kDECR)) &&
+               (next == Token::kIDENT)) {
+      separator = NULL;
     }
 
     // Add the separator.
     if (separator != NULL) {
       literals.Add(*separator);
     }
 
     // Account for indentation in case we printed a newline.
     if (curr == Token::kNEWLINE) {
         for (int i = 0; i < indent; i++) {
@@ skipping 14753 matching lines @@
   return tag_label.ToCString();
 }
 
 
 void UserTag::PrintJSONImpl(JSONStream* stream, bool ref) const {
   Instance::PrintJSONImpl(stream, ref);
 }
 
 
 }  // namespace dart