adding baseline options for super/sub scripting

ui/gfx/render_text_unittest.cc

 // 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.
 
 #include "ui/gfx/render_text.h"
 
 #include <algorithm>
 
 #include "base/format_macros.h"
 #include "base/i18n/break_iterator.h"
@@ skipping 2695 matching lines @@
                                   kTestSize);
     }
     {
       SCOPED_TRACE("TextDoesntClip Bottom Side");
       rect_buffer.EnsureSolidRect(SK_ColorWHITE, 0,
                                   kTestSize + string_size.height(),
                                   kCanvasSize.width(), kTestSize);
     }
     {
       SCOPED_TRACE("TextDoesntClip Left Side");
-#if defined(OS_WIN) || defined(OS_MACOSX)
-      // TODO(mukai): On Windows and Mac smoothing draws left of text.
+#if defined(OS_WIN)
+      // TODO(mukai): On Windows XP the Unicode test draws to the left edge as
+      // if it is ignoring the SetDisplayRect shift by kTestSize.
+#elif defined(OS_MACOSX)
+      // TODO(mukai): On Windows (non-XP) and Mac smoothing draws left of text.
       rect_buffer.EnsureSolidRect(SK_ColorWHITE, 0, kTestSize, kTestSize - 1,
                                   string_size.height());
 #else
       rect_buffer.EnsureSolidRect(SK_ColorWHITE, 0, kTestSize, kTestSize,
                                   string_size.height());
 #endif
     }
     {
       SCOPED_TRACE("TextDoesntClip Right Side");
 #if !defined(OS_MACOSX)
@@ skipping 55 matching lines @@
     }
     {
       SCOPED_TRACE("TextDoesClip Right Side");
       rect_buffer.EnsureSolidRect(SK_ColorWHITE, kTestSize + fake_width,
                                   kTestSize, kTestSize, fake_height);
     }
   }
 }
 
 }  // namespace gfx