[Material][Mac] Set Incognito Omnibox Dropdown Icons to White

chrome/browser/ui/cocoa/omnibox/omnibox_popup_matrix.mm

 // 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.
 
 #import "chrome/browser/ui/cocoa/omnibox/omnibox_popup_matrix.h"
 
 #include "base/logging.h"
 #include "base/mac/foundation_util.h"
 #import "chrome/browser/ui/cocoa/omnibox/omnibox_popup_cell.h"
 #include "chrome/browser/ui/cocoa/omnibox/omnibox_popup_view_mac.h"
@@ skipping 25 matching lines @@
   CGFloat max_match_contents_width = 0.0f;
   CGFloat contentsOffset = -1.0f;
   for (const AutocompleteMatch& match : result) {
     if (match.type == AutocompleteMatchType::SEARCH_SUGGEST_TAIL &&
         contentsOffset < 0.0f)
       contentsOffset = [OmniboxPopupCell computeContentsOffset:match];
     base::scoped_nsobject<OmniboxPopupCellData> cellData(
         [[OmniboxPopupCellData alloc]
              initWithMatch:match
             contentsOffset:contentsOffset
-                     image:popupView.ImageForMatch(match, NO)
+                     image:popupView.ImageForMatch(match)
                answerImage:(match.answer ? answerImage : nil)
               forDarkTheme:isDarkTheme]);
-    if (isDarkTheme) {
-      [cellData setIncognitoImage:popupView.ImageForMatch(match, YES)];
-    }
+    if (isDarkTheme)
+      [cellData setIncognitoImage:popupView.ImageForMatch(match)];
     [array addObject:cellData];
     if (match.type == AutocompleteMatchType::SEARCH_SUGGEST_TAIL) {
       max_match_contents_width =
           std::max(max_match_contents_width, [cellData getMatchContentsWidth]);
     }
   }
 
   [tableView setMaxMatchContentsWidth:max_match_contents_width];
   return [self initWithArray:array];
 }
@@ skipping 237 matching lines @@
   [self selectRowIndex:row];
   if (row != -1) {
     DCHECK(observer_);
     observer_->OnMatrixRowSelected(self, row);
     return YES;
   }
   return NO;
 }
 
 @end