Mac: Fix missing focus rings on toolbar, profile, and tab buttons

chrome/browser/ui/cocoa/extensions/browser_action_button.mm

 // Copyright (c) 2012 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/extensions/browser_action_button.h"
 
 #include <algorithm>
 #include <cmath>
 
 #include "base/logging.h"
@@ skipping 531 matching lines @@
                  imageSize.width, imageSize.height);
 
   [self.image drawInRect:imageRect
                 fromRect:NSZeroRect
                operation:NSCompositeSourceOver
                 fraction:1.0
           respectFlipped:YES
                    hints:nil];
 }
 
+- (void)drawFocusRingMaskWithFrame:(NSRect)cellFrame inView:(NSView*)view {
+  // Match the hover image's bezel.
+  [[NSBezierPath bezierPathWithRoundedRect:NSInsetRect(cellFrame, 2, 2)
+                                   xRadius:2
+                                   yRadius:2] fill];
+}
+
 - (ui::ThemeProvider*)themeProviderForWindow:(NSWindow*)window {
   ui::ThemeProvider* themeProvider = [window themeProvider];
   if (!themeProvider)
     themeProvider =
         [[browserActionsController_ browser]->window()->GetNativeWindow()
             themeProvider];
   return themeProvider;
 }
 
 @end