Delete the GTK+ port of Chrome.

chrome/browser/renderer_context_menu/spellchecker_submenu_observer_hunspell.cc

 // Copyright 2014 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/renderer_context_menu/spellchecker_submenu_observer.h"
 
 #include "base/command_line.h"
 #include "base/logging.h"
 #include "base/prefs/pref_member.h"
 #include "base/prefs/pref_service.h"
@@ skipping 55 matching lines @@
 
   // Add a 'Check spelling while typing' item in the sub menu.
   submenu_model_.AddCheckItem(
       IDC_CHECK_SPELLING_WHILE_TYPING,
       l10n_util::GetStringUTF16(
           IDS_CONTENT_CONTEXT_CHECK_SPELLING_WHILE_TYPING));
 
   // Add a check item "Ask Google for spelling suggestions" item. (This class
   // does not handle this item because the SpellingMenuObserver class handles it
   // on behalf of this class.)
-#if defined(TOOLKIT_GTK)
-  extensions::ViewType view_type =
-      extensions::GetViewType(proxy_->GetWebContents());
-  if (view_type != extensions::VIEW_TYPE_PANEL) {
-#endif
-    submenu_model_.AddCheckItem(IDC_CONTENT_CONTEXT_SPELLING_TOGGLE,
-        l10n_util::GetStringUTF16(IDS_CONTENT_CONTEXT_SPELLING_ASK_GOOGLE));
-#if defined(TOOLKIT_GTK)
-  }
-#endif
+  submenu_model_.AddCheckItem(IDC_CONTENT_CONTEXT_SPELLING_TOGGLE,
+      l10n_util::GetStringUTF16(IDS_CONTENT_CONTEXT_SPELLING_ASK_GOOGLE));
 
   // Add a check item "Automatically correct spelling".
   const CommandLine* command_line = CommandLine::ForCurrentProcess();
   if (command_line->HasSwitch(switches::kEnableSpellingAutoCorrect)) {
     submenu_model_.AddCheckItem(IDC_CONTENT_CONTEXT_AUTOCORRECT_SPELLING_TOGGLE,
         l10n_util::GetStringUTF16(IDS_CONTENT_CONTEXT_SPELLING_AUTOCORRECT));
   }
 
   proxy_->AddSubMenu(
       IDC_SPELLCHECK_MENU,
@@ skipping 81 matching lines @@
   }
 
   switch (command_id) {
     case IDC_CHECK_SPELLING_WHILE_TYPING:
       profile->GetPrefs()->SetBoolean(
           prefs::kEnableContinuousSpellcheck,
           !profile->GetPrefs()->GetBoolean(prefs::kEnableContinuousSpellcheck));
     break;
   }
 }