Move remaining non-test, non-Chrome-specific Prefs code to base/prefs/.

chrome/browser/ui/gtk/gtk_theme_service_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 <gtk/gtk.h>
 
-#include "chrome/browser/prefs/pref_service.h"
+#include "base/prefs/pref_service.h"
 #include "chrome/browser/profiles/profile.h"
 #include "chrome/browser/ui/gtk/gtk_theme_service.h"
 #include "chrome/common/pref_names.h"
 #include "chrome/test/base/testing_profile.h"
 #include "grit/theme_resources.h"
 #include "testing/gtest/include/gtest/gtest.h"
 #include "ui/gfx/skia_utils_gtk.h"
 
 class GtkThemeServiceTest : public testing::Test {
  public:
@@ skipping 33 matching lines @@
   // large, implied global state, it would take some IN_PROCESS_BROWSER_TESTS
   // to write an equivalent of DefaultValues above in a way that wouldn't make
   // other tests flaky. kColorTabText is the only simple path where there's no
   // weird calculations for edge cases so use that as a simple test.
   GtkWidget* fake_label = provider_->fake_label();
   GtkStyle* label_style = gtk_rc_get_style(fake_label);
   GdkColor label_color = label_style->fg[GTK_STATE_NORMAL];
   EXPECT_EQ(provider_->GetColor(ThemeService::COLOR_TAB_TEXT),
             gfx::GdkColorToSkColor(label_color));
 }