Add buttons to clear the cache and flush socket pools

chrome/browser/ui/webui/net_internals_ui.cc

 // Copyright (c) 2011 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/webui/net_internals_ui.h"
 
 #include <algorithm>
 #include <list>
 #include <string>
 #include <utility>
 #include <vector>
 
 #include "base/base64.h"
 #include "base/bind.h"
 #include "base/bind_helpers.h"
 #include "base/command_line.h"
 #include "base/memory/singleton.h"
 #include "base/message_loop.h"
 #include "base/path_service.h"
 #include "base/string_number_conversions.h"
 #include "base/string_piece.h"
 #include "base/string_split.h"
 #include "base/string_util.h"
 #include "base/utf_string_conversions.h"
 #include "base/values.h"
 #include "chrome/browser/browser_process.h"
+#include "chrome/browser/browsing_data_remover.h"
 #include "chrome/browser/io_thread.h"
 #include "chrome/browser/net/chrome_net_log.h"
 #include "chrome/browser/net/connection_tester.h"
 #include "chrome/browser/net/passive_log_collector.h"
 #include "chrome/browser/net/url_fixer_upper.h"
 #include "chrome/browser/prefs/pref_member.h"
 #include "chrome/browser/prerender/prerender_manager.h"
 #include "chrome/browser/prerender/prerender_manager_factory.h"
 #include "chrome/browser/profiles/profile.h"
 #include "chrome/browser/ui/webui/chrome_url_data_manager.h"
@@ skipping 130 matching lines @@
   void SendJavascriptCommand(const std::string& command, Value* arg);
 
   // content::NotificationObserver implementation.
   virtual void Observe(int type,
                        const content::NotificationSource& source,
                        const content::NotificationDetails& details) OVERRIDE;
 
   // Javascript message handlers.
   void OnRendererReady(const ListValue* list);
   void OnEnableHttpThrottling(const ListValue* list);
+  void OnClearBrowserCache(const ListValue* list);
+  void OnGetPrerenderInfo(const ListValue* list);
 #ifdef OS_CHROMEOS
   void OnRefreshSystemLogs(const ListValue* list);
   void OnGetSystemLog(const ListValue* list);
 #endif
-  void OnGetPrerenderInfo(const ListValue* list);
 
  private:
   class IOThreadImpl;
 
 #ifdef OS_CHROMEOS
   // Class that is used for getting network related ChromeOS logs.
   // Logs are fetched from ChromeOS libcros on user request, and only when we
   // don't yet have a copy of logs. If a copy is present, we send back data from
   // it, else we save request and answer to it when we get logs from libcros.
   // If needed, we also send request for system logs to libcros.
@@ skipping 333 matching lines @@
   web_ui_->RegisterMessageCallback(
       "getSpdyAlternateProtocolMappings",
       base::Bind(&IOThreadImpl::CallbackHelper,
                  &IOThreadImpl::OnGetSpdyAlternateProtocolMappings, proxy_));
 #ifdef OS_WIN
   web_ui_->RegisterMessageCallback(
       "getServiceProviders",
       base::Bind(&IOThreadImpl::CallbackHelper,
                  &IOThreadImpl::OnGetServiceProviders, proxy_));
 #endif
-#ifdef OS_CHROMEOS
-  web_ui_->RegisterMessageCallback(
-      "refreshSystemLogs",
-      base::Bind(&NetInternalsMessageHandler::OnRefreshSystemLogs,
-                 base::Unretained(this)));
-  web_ui_->RegisterMessageCallback(
-      "getSystemLog",
-      base::Bind(&NetInternalsMessageHandler::OnGetSystemLog,
-                 base::Unretained(this)));
-#endif
+
   web_ui_->RegisterMessageCallback(
       "setLogLevel",
       base::Bind(&IOThreadImpl::CallbackHelper,
                  &IOThreadImpl::OnSetLogLevel, proxy_));
   web_ui_->RegisterMessageCallback(
       "enableHttpThrottling",
       base::Bind(&NetInternalsMessageHandler::OnEnableHttpThrottling,
                  base::Unretained(this)));
   web_ui_->RegisterMessageCallback(
+      "clearBrowserCache",
+      base::Bind(&NetInternalsMessageHandler::OnClearBrowserCache,
+                 base::Unretained(this)));
+  web_ui_->RegisterMessageCallback(
       "getPrerenderInfo",
       base::Bind(&NetInternalsMessageHandler::OnGetPrerenderInfo,
                  base::Unretained(this)));
+#ifdef OS_CHROMEOS
+  web_ui_->RegisterMessageCallback(
+      "refreshSystemLogs",
+      base::Bind(&NetInternalsMessageHandler::OnRefreshSystemLogs,
+                 base::Unretained(this)));
+  web_ui_->RegisterMessageCallback(
+      "getSystemLog",
+      base::Bind(&NetInternalsMessageHandler::OnGetSystemLog,
+                 base::Unretained(this)));
+#endif
 }
 
 void NetInternalsMessageHandler::SendJavascriptCommand(
     const std::string& command,
     Value* arg) {
   scoped_ptr<Value> command_value(Value::CreateStringValue(command));
   scoped_ptr<Value> value(arg);
   DCHECK(BrowserThread::CurrentlyOn(BrowserThread::UI));
   if (value.get()) {
     web_ui_->CallJavascriptFunction("g_browser.receive",
@@ skipping 41 matching lines @@
 
   // We never receive OnEnableHttpThrottling unless the user has modified
   // the value of the checkbox on the about:net-internals page.  Once the
   // user does that, we no longer change its value automatically (e.g.
   // by changing the default or running an experiment).
   if (http_throttling_may_experiment_.GetValue()) {
     http_throttling_may_experiment_.SetValue(false);
   }
 }
 
+void NetInternalsMessageHandler::OnClearBrowserCache(const ListValue* list) {
+  BrowsingDataRemover* remover =
+      new BrowsingDataRemover(Profile::FromWebUI(web_ui()),
+                              BrowsingDataRemover::EVERYTHING,
+                              base::Time());
+  remover->Remove(BrowsingDataRemover::REMOVE_CACHE);
+  // BrowsingDataRemover deletes itself.
+}
+
 void NetInternalsMessageHandler::OnGetPrerenderInfo(const ListValue* list) {
   DCHECK(BrowserThread::CurrentlyOn(BrowserThread::UI));
 
   DictionaryValue* value = NULL;
   prerender::PrerenderManager* prerender_manager = prerender_manager_.get();
   if (!prerender_manager) {
     value = new DictionaryValue();
     value->SetBoolean("enabled", false);
     value->SetBoolean("omnibox_enabled", false);
   } else {
@@ skipping 907 matching lines @@
   return constants_dict;
 }
 
 NetInternalsUI::NetInternalsUI(TabContents* contents) : ChromeWebUI(contents) {
   AddMessageHandler((new NetInternalsMessageHandler())->Attach(this));
 
   // Set up the chrome://net-internals/ source.
   GetProfile()->GetChromeURLDataManager()->AddDataSource(
       CreateNetInternalsHTMLSource());
 }