Delete the GTK+ port of Chrome.

chrome/browser/prefs/chrome_pref_service_unittest.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 "base/command_line.h"
 #include "base/file_util.h"
 #include "base/files/scoped_temp_dir.h"
 #include "base/memory/scoped_ptr.h"
 #include "base/path_service.h"
 #include "base/prefs/pref_registry_simple.h"
@@ skipping 81 matching lines @@
  protected:
   virtual void SetUp() {
     ChromeRenderViewHostTestHarness::SetUp();
 
     // Supply our own profile so we use the correct profile data. The test
     // harness is not supposed to overwrite a profile if it's already created.
 
     // Set some (WebKit) user preferences.
     TestingPrefServiceSyncable* pref_services =
         profile()->GetTestingPrefService();
-#if defined(TOOLKIT_GTK)
-    pref_services->SetUserPref(prefs::kUsesSystemTheme,
-                               base::Value::CreateBooleanValue(false));
-#endif
     pref_services->SetUserPref(prefs::kDefaultCharset,
                                base::Value::CreateStringValue("utf8"));
     pref_services->SetUserPref(prefs::kWebKitDefaultFontSize,
                                base::Value::CreateIntegerValue(20));
     pref_services->SetUserPref(prefs::kWebKitTextAreasAreResizable,
                                base::Value::CreateBooleanValue(false));
     pref_services->SetUserPref(prefs::kWebKitUsesUniversalDetector,
                                base::Value::CreateBooleanValue(true));
     pref_services->SetUserPref("webkit.webprefs.foo",
                                base::Value::CreateStringValue("bar"));
@@ skipping 17 matching lines @@
   const char kDefaultFont[] = "Times";
 #elif defined(OS_CHROMEOS)
   const char kDefaultFont[] = "Tinos";
 #else
   const char kDefaultFont[] = "Times New Roman";
 #endif
   EXPECT_EQ(base::ASCIIToUTF16(kDefaultFont),
             webkit_prefs.standard_font_family_map[prefs::kWebKitCommonScript]);
   EXPECT_TRUE(webkit_prefs.javascript_enabled);
 }