Make page and wrench buttons have correct hover look....

chrome/browser/cocoa/toolbar_controller.mm

 // Copyright (c) 2009 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/cocoa/toolbar_controller.h"
 
 #include "app/l10n_util_mac.h"
 #include "base/mac_util.h"
 #include "base/nsimage_cache_mac.h"
 #include "base/sys_string_conversions.h"
@@ skipping 130 matching lines @@
   // the xib, we must set them in code.
   [backButton_ setImage:nsimage_cache::ImageNamed(kBackButtonImageName)];
   [forwardButton_ setImage:nsimage_cache::ImageNamed(kForwardButtonImageName)];
   [reloadButton_ setImage:nsimage_cache::ImageNamed(kReloadButtonImageName)];
   [homeButton_ setImage:nsimage_cache::ImageNamed(kHomeButtonImageName)];
   [starButton_ setImage:nsimage_cache::ImageNamed(kStarButtonImageName)];
   [goButton_ setImage:nsimage_cache::ImageNamed(kGoButtonGoImageName)];
   [pageButton_ setImage:nsimage_cache::ImageNamed(kPageButtonImageName)];
   [wrenchButton_ setImage:nsimage_cache::ImageNamed(kWrenchButtonImageName)];
 
+  [pageButton_ setShowsBorderOnlyWhileMouseInside:YES];
+  [wrenchButton_ setShowsBorderOnlyWhileMouseInside:YES];
+
   [self initCommandStatus:commands_];
   bubblePositioner_.reset(new BubblePositionerMac(self));
   locationBarView_.reset(new LocationBarViewMac(locationBar_,
                                                 bubblePositioner_.get(),
                                                 commands_, toolbarModel_,
                                                 profile_));
   [locationBar_ setFont:[NSFont systemFontOfSize:[NSFont systemFontSize]]];
 
   // Register pref observers for the optional home and page/options buttons
   // and then add them to the toolbar them based on those prefs.
@@ skipping 360 matching lines @@
 
   NSRect r = NSMakeRect(minX, NSMinY(locationFrame), maxX - minX,
                         NSHeight(locationFrame));
   gfx::Rect stack_bounds(
       NSRectToCGRect([[self view] convertRect:r toView:nil]));
   // Inset the bounds to just inside the visible edges (see comment above).
   stack_bounds.Inset(kLocationStackEdgeWidth, 0);
   return stack_bounds;
 }
 @end