Update "primary" text color for Harmony.

ui/native_theme/common_theme.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/native_theme/common_theme.h"
 
 #include "base/logging.h"
 #include "base/memory/ptr_util.h"
 #include "third_party/skia/include/core/SkCanvas.h"
 #include "ui/base/material_design/material_design_controller.h"
 #include "ui/base/resource/resource_bundle.h"
 #include "ui/gfx/canvas.h"
 #include "ui/gfx/color_palette.h"
 #include "ui/gfx/color_utils.h"
 #include "ui/gfx/geometry/rect.h"
 #include "ui/gfx/image/image_skia.h"
 #include "ui/gfx/skia_util.h"
 #include "ui/resources/grit/ui_resources.h"
 
 namespace ui {
 
 SkColor GetAuraColor(NativeTheme::ColorId color_id,
                      const NativeTheme* base_theme) {
   // Second wave of MD colors (colors that only appear in secondary UI).
   if (ui::MaterialDesignController::IsSecondaryUiMaterial()) {
-    static const SkColor kPrimaryTextColor = SkColorSetRGB(0x33, 0x33, 0x33);
+    static const SkColor kPrimaryTextColor = SK_ColorBLACK;
 
     switch (color_id) {
       // Labels
       case NativeTheme::kColorId_LabelEnabledColor:
         return kPrimaryTextColor;
       case NativeTheme::kColorId_LabelDisabledColor:
         return SkColorSetA(
             base_theme->GetSystemColor(NativeTheme::kColorId_LabelEnabledColor),
             gfx::kDisabledControlAlpha);
 
@@ skipping 441 matching lines @@
   }
   if (menu_item.corner_radius > 0) {
     const SkScalar radius = SkIntToScalar(menu_item.corner_radius);
     canvas->drawRoundRect(gfx::RectToSkRect(rect), radius, radius, paint);
     return;
   }
   canvas->drawRect(gfx::RectToSkRect(rect), paint);
 }
 
 }  // namespace ui