DevTools: Add 'Enable Developer Tools' option into the Advanced tab. Hide dev...

chrome/browser/debugger/devtools_manager.cc

 // Copyright (c) 2009 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/debugger/devtools_manager.h"
 
 #include "chrome/browser/debugger/devtools_window.h"
 #include "chrome/browser/debugger/devtools_client_host.h"
+#include "chrome/browser/profile.h"
 #include "chrome/browser/renderer_host/render_view_host.h"
 #include "chrome/browser/tab_contents/site_instance.h"
 #include "chrome/common/devtools_messages.h"
+#include "chrome/common/pref_names.h"
+#include "chrome/common/pref_service.h"
 #include "googleurl/src/gurl.h"
 
 DevToolsManager::DevToolsManager() {
 }
 
 DevToolsManager::~DevToolsManager() {
   DCHECK(inspected_rvh_to_client_host_.empty());
   DCHECK(client_host_to_inspected_rvh_.empty());
 }
 
@@ skipping 56 matching lines @@
   DevToolsClientHost* client_host = GetDevToolsClientHostFor(inspected_rvh);
   if (!client_host) {
     // Client window was closed while there were messages
     // being sent to it.
     return;
   }
   client_host->SendMessageToClient(message);
 }
 
 void DevToolsManager::OpenDevToolsWindow(RenderViewHost* inspected_rvh) {
+  EnableDevToolsInPrefs(inspected_rvh);
   DevToolsClientHost* host = GetDevToolsClientHostFor(inspected_rvh);
   if (!host) {
     host = new DevToolsWindow(
         inspected_rvh->site_instance()->browsing_instance()->profile());
     RegisterDevToolsClientHostFor(inspected_rvh, host);
   }
   DevToolsWindow* window = host->AsDevToolsWindow();
   if (window)
     window->Show();
 }
@@ skipping 60 matching lines @@
   }
 }
 
 void DevToolsManager::SendDetachToAgent(RenderViewHost* inspected_rvh) {
   if (inspected_rvh) {
     IPC::Message* m = new DevToolsAgentMsg_Detach();
     m->set_routing_id(inspected_rvh->routing_id());
     inspected_rvh->Send(m);
   }
 }
+
+void DevToolsManager::EnableDevToolsInPrefs(RenderViewHost* inspected_rvh) {
+  Profile* profile = inspected_rvh->site_instance()->browsing_instance()->
+      profile();
+  if (!profile->GetPrefs()->GetBoolean(prefs::kWebKitDeveloperExtrasEnabled)) {
+    //TODO(pfeldman): Show message box with warning to the user.
+    profile->GetPrefs()->SetBoolean(prefs::kWebKitDeveloperExtrasEnabled,
+        true);
+  }
+}