Add views::RichLabel, a class which creates multi-line text with mixed

ui/views/views.gyp

 # 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.
 {
   'variables': {
     'chromium_code': 1,
   },
   'target_defaults': {
     'conditions': [
       ['use_aura==1', {
@@ skipping 151 matching lines @@
         'controls/native/native_view_host.h',
         'controls/native/native_view_host_aura.cc',
         'controls/native/native_view_host_aura.h',
         'controls/native/native_view_host_win.cc',
         'controls/native/native_view_host_win.h',
         'controls/progress_bar.cc',
         'controls/progress_bar.h',
         'controls/resize_area.cc',
         'controls/resize_area.h',
         'controls/resize_area_delegate.h',
+        'controls/rich_label.cc',
+        'controls/rich_label.h',
         'controls/scroll_view.cc',
         'controls/scroll_view.h',
         'controls/scrollbar/base_scroll_bar.cc',
         'controls/scrollbar/base_scroll_bar.h',
         'controls/scrollbar/base_scroll_bar_button.cc',
         'controls/scrollbar/base_scroll_bar_button.h',
         'controls/scrollbar/base_scroll_bar_thumb.cc',
         'controls/scrollbar/base_scroll_bar_thumb.h',
         'controls/scrollbar/bitmap_scroll_bar.cc',
         'controls/scrollbar/bitmap_scroll_bar.h',
@@ skipping 800 matching lines @@
           'sources/': [
             # This is needed because the aura rule strips it from the default
             # sources list.
             ['include', '^../../content/app/startup_helper_win.cc'],
           ],
         }],
       ],
     },  # target_name: views_examples_with_content_exe
   ],
 }