Adjust positioning of location bar icons.

chrome/browser/ui/views/location_bar/location_bar_view.h

 // 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.
 
 #ifndef CHROME_BROWSER_UI_VIEWS_LOCATION_BAR_LOCATION_BAR_VIEW_H_
 #define CHROME_BROWSER_UI_VIEWS_LOCATION_BAR_LOCATION_BAR_VIEW_H_
 
 #include <stddef.h>
 
 #include <string>
@@ skipping 90 matching lines @@
   };
 
   enum ColorKind {
     BACKGROUND = 0,
     TEXT,
     SELECTED_TEXT,
     DEEMPHASIZED_TEXT,
     SECURITY_CHIP_TEXT,
   };
 
-  // Width (and height) of icons in location bar.
+  // Visual width (and height) of icons in location bar.
   static constexpr int kIconWidth = 16;
 
-  // Space between items in the location bar, as well as between items and the
-  // edges.
-  static constexpr int kHorizontalPadding = 6;
+  // The amount of padding between the visual edge of an icon and the edge of
+  // its click target, for all all sides of the icon. The total edge length of
+  // each icon view should be kIconWidth + 2 * kIconInteriorPadding.
+  static constexpr int kIconInteriorPadding = 4;
 
   // The additional vertical padding of a bubble.
   static constexpr int kBubbleVerticalPadding = 3;
 
   // The location bar view's class name.
   static const char kViewClassName[];
 
   LocationBarView(Browser* browser,
                   Profile* profile,
                   CommandUpdater* command_updater,
@@ skipping 343 matching lines @@
   BooleanPrefMember edit_bookmarks_enabled_;
 
   // This is a debug state variable that stores if the WebContents was null
   // during the last RefreshPageAction.
   bool web_contents_null_at_last_refresh_;
 
   DISALLOW_COPY_AND_ASSIGN(LocationBarView);
 };
 
 #endif  // CHROME_BROWSER_UI_VIEWS_LOCATION_BAR_LOCATION_BAR_VIEW_H_