[Mac][Material Design] Add space between icon and text in location bar.

chrome/browser/ui/cocoa/location_bar/autocomplete_text_field_cell.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/location_bar/autocomplete_text_field_cell.h"
 
 #include <stddef.h>
 
 #include "base/logging.h"
 #include "base/mac/foundation_util.h"
@@ skipping 230 matching lines @@
   std::vector<LocationBarDecoration*> decorations;
   std::vector<NSRect> decorationFrames;
   NSRect textFrame = [super textFrameForFrame:cellFrame];
   CalculatePositionsInFrame(textFrame, leftDecorations_, rightDecorations_,
                             &decorations, &decorationFrames, &textFrame);
 
   // The text needs to be slightly higher than its default position to match the
   // Material Design spec. It turns out this adjustment is equal to the single
   // pixel line width (so 1 on non-Retina, 0.5 on Retina). Make this adjustment
   // after computing decoration positions because the decorations are already
-  // correctly positioned.
+  // correctly positioned. The spec also calls for positioning the text 1pt to
+  // the right of its default position.
   if (ui::MaterialDesignController::IsModeMaterial()) {
+    textFrame.origin.x += 1;
+    textFrame.size.width -= 1;
     textFrame.origin.y -= singlePixelLineWidth_;
   }
 
   // NOTE: This function must closely match the logic in
   // |-drawInteriorWithFrame:inView:|.
 
   return textFrame;
 }
 
 - (NSRect)textCursorFrameForFrame:(NSRect)cellFrame {
@@ skipping 501 matching lines @@
 
 - (void)handleFocusEvent:(NSEvent*)event
                   ofView:(AutocompleteTextField*)controlView {
   if ([controlView observer]) {
     const bool controlDown = ([event modifierFlags] & NSControlKeyMask) != 0;
     [controlView observer]->OnSetFocus(controlDown);
   }
 }
 
 @end