Rename native theme color constants relating to text on dialog buttons

chrome/browser/ui/libgtkui/native_theme_gtk2.cc

 // Copyright (c) 2013 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 "chrome/browser/ui/libgtkui/native_theme_gtk2.h"
 
 #include <gtk/gtk.h>
 
 #include "chrome/browser/ui/libgtkui/chrome_gtk_frame.h"
 #include "chrome/browser/ui/libgtkui/chrome_gtk_menu_subclasses.h"
@@ skipping 178 matching lines @@
       return SkColorSetRGB(0x00, 0x00, 0xEE);
     }
     case kColorId_LinkPressed:
       return SK_ColorRED;
 
     // Separator
     case kColorId_SeparatorColor:
       return GetFgColor(GetSeparator(), INSENSITIVE);
 
     // Button
-    case kColorId_ButtonEnabledColor:
+    case kColorId_TextOnEnabledDialogButton:
       return GetTextColor(GetButton(), NORMAL);
     case kColorId_BlueButtonEnabledColor:
       return GetTextColor(GetBlueButton(), NORMAL);
-    case kColorId_ButtonDisabledColor:
+    case kColorId_TextOnDisabledDialogButton:
       return GetTextColor(GetButton(), INSENSITIVE);
     case kColorId_BlueButtonDisabledColor:
       return GetTextColor(GetBlueButton(), INSENSITIVE);
     case kColorId_ButtonHoverColor:
       return GetTextColor(GetButton(), PRELIGHT);
     case kColorId_BlueButtonHoverColor:
       return GetTextColor(GetBlueButton(), PRELIGHT);
     case kColorId_BlueButtonPressedColor:
       return GetTextColor(GetBlueButton(), ACTIVE);
     case kColorId_BlueButtonShadowColor:
       return SK_ColorTRANSPARENT;
     case kColorId_ProminentButtonColor:
       return GetSystemColor(kColorId_LinkEnabled);
-    case kColorId_TextOnProminentButtonColor:
+    case kColorId_TextOnProminentDialogButton:
       return GetTextColor(GetLabel(), SELECTED);
     case kColorId_ButtonPressedShade:
       return SK_ColorTRANSPARENT;
 
     // Textfield
     case kColorId_TextfieldDefaultColor:
       return GetTextColor(GetEntry(), NORMAL);
     case kColorId_TextfieldDefaultBackground:
       return GetBaseColor(GetEntry(), NORMAL);
 
@@ skipping 226 matching lines @@
 GtkWidget* NativeThemeGtk2::GetSeparator() const {
   static GtkWidget* fake_separator = nullptr;
 
   if (!fake_separator)
     fake_separator = gtk_hseparator_new();
 
   return fake_separator;
 }
 
 }  // namespace libgtkui