[Mac] Fix hacker_case problems in Omnibox source.

chrome/browser/ui/cocoa/omnibox/omnibox_popup_cell.h

 // Copyright 2013 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #ifndef CHROME_BROWSER_UI_COCOA_OMNIBOX_OMNIBOX_POPUP_CELL_H_
 #define CHROME_BROWSER_UI_COCOA_OMNIBOX_OMNIBOX_POPUP_CELL_H_
 
 #import <Cocoa/Cocoa.h>
 
 #include "base/mac/scoped_nsobject.h"
@@ skipping 22 matching lines @@
   // The offset at which the infinite suggestion contents should be displayed.
   CGFloat contentsOffset_;
 
   BOOL isContentsRTL_;
 
   // Is this suggestion an answer or calculator result.
   bool isAnswer_;
 
   AutocompleteMatch::Type matchType_;
 
-  int max_lines_;
+  int maxLines_;
 }
 
 @property(readonly, retain, nonatomic) NSAttributedString* contents;
 @property(readonly, retain, nonatomic) NSAttributedString* description;
 @property(readonly, retain, nonatomic) NSAttributedString* prefix;
 @property(readonly, retain, nonatomic) NSImage* image;
 @property(retain, nonatomic) NSImage* incognitoImage;
 @property(readonly, retain, nonatomic) NSImage* answerImage;
 @property(readonly, nonatomic) CGFloat contentsOffset;
 @property(readonly, nonatomic) BOOL isContentsRTL;
 @property(readonly, nonatomic) bool isAnswer;
 @property(readonly, nonatomic) AutocompleteMatch::Type matchType;
-@property(readonly, nonatomic) int max_lines;
+@property(readonly, nonatomic) int maxLines;
 
 - (instancetype)initWithMatch:(const AutocompleteMatch&)match
                contentsOffset:(CGFloat)contentsOffset
                         image:(NSImage*)image
                   answerImage:(NSImage*)answerImage
                  forDarkTheme:(BOOL)isDarkTheme;
 
 // Returns the width of the match contents.
 - (CGFloat)getMatchContentsWidth;
 
@@ skipping 12 matching lines @@
 
 + (NSAttributedString*)createSeparatorStringForDarkTheme:(BOOL)isDarkTheme;
 
 + (CGFloat)getContentAreaWidth:(NSRect)cellFrame;
 
 @end
 
 const CGFloat kContentLineHeight = 25.0;
 
 #endif  // CHROME_BROWSER_UI_COCOA_OMNIBOX_OMNIBOX_POPUP_CELL_H_