Chromium Code Reviews
chromiumcodereview-hr@appspot.gserviceaccount.com (chromiumcodereview-hr) | Please choose your nickname with Settings | Help | Chromium Project | Gerrit Changes | Sign out
(197)

Unified Diff: chrome/browser/net/cache_stats.h

Issue 10834313: Add histograms for network activity, and total/cumulative (Closed) Base URL: svn://svn.chromium.org/chrome/trunk/src/
Patch Set: Created 8 years, 4 months ago
Use n/p to move between diff chunks; N/P to move between comments. Draft comments are only viewable by you.
Jump to:
View side-by-side diff with in-line comments
Download patch
« no previous file with comments | « chrome/browser/io_thread.cc ('k') | chrome/browser/net/cache_stats.cc » ('j') | no next file with comments »
Expand Comments ('e') | Collapse Comments ('c') | Show Comments Hide Comments ('s')
Index: chrome/browser/net/cache_stats.h
===================================================================
--- chrome/browser/net/cache_stats.h (revision 152373)
+++ chrome/browser/net/cache_stats.h (working copy)
@@ -1,127 +0,0 @@
-// 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.
-
-#ifndef CHROME_BROWSER_NET_CACHE_STATS_H_
-#define CHROME_BROWSER_NET_CACHE_STATS_H_
-
-#include <map>
-#include <vector>
-
-#include "base/basictypes.h"
-#include "base/compiler_specific.h"
-#include "base/hash_tables.h"
-#include "base/memory/scoped_ptr.h"
-#include "base/message_loop.h"
-#include "base/time.h"
-#include "chrome/browser/net/chrome_url_request_context.h"
-#include "content/public/browser/web_contents_observer.h"
-#include "net/base/network_delegate.h"
-
-class TabContents;
-
-namespace base {
-class Histogram;
-}
-
-namespace net {
-class URLRequest;
-class URLRequestContext;
-}
-
-#if defined(COMPILER_GCC)
-
-namespace BASE_HASH_NAMESPACE {
-template <>
-struct hash<const net::URLRequestContext*> {
- std::size_t operator()(const net::URLRequestContext* value) const {
- return reinterpret_cast<std::size_t>(value);
- }
-};
-}
-
-#endif
-
-namespace chrome_browser_net {
-
-// This class collects UMA stats about cache performance.
-class CacheStats {
- public:
- enum TabEvent {
- SPINNER_START,
- SPINNER_STOP
- };
- CacheStats();
- ~CacheStats();
-
- void OnCacheWaitStateChange(const net::URLRequest& request,
- net::NetworkDelegate::CacheWaitState state);
- void OnTabEvent(std::pair<int, int> render_view_id, TabEvent event);
- void RegisterURLRequestContext(const net::URLRequestContext* context,
- ChromeURLRequestContext::ContextType type);
- void UnregisterURLRequestContext(const net::URLRequestContext* context);
-
- private:
- struct TabLoadStats;
- // A map mapping a renderer's process id and route id to a TabLoadStats,
- // representing that renderer's load statistics.
- typedef std::map<std::pair<int, int>, TabLoadStats*> TabLoadStatsMap;
-
- // Gets TabLoadStats for a given RenderView.
- TabLoadStats* GetTabLoadStats(std::pair<int, int> render_view_id);
- // Deletes TabLoadStats no longer needed for a render view.
- void RemoveTabLoadStats(std::pair<int, int> render_view_id);
- // Sets a timer for a given tab to collect stats. |timer_index| indicates
- // how many times stats have been collected since the navigation has started
- // for this tab.
- void ScheduleTimer(TabLoadStats* stats);
- // The callback when a timer fires to collect stats again.
- void TimerCallback(TabLoadStats* stats);
- // Helper function to put the current set of cache statistics into an UMA
- // histogram.
- void RecordCacheFractionHistogram(base::TimeDelta elapsed,
- base::TimeDelta cache_time,
- bool is_load_done,
- int timer_index);
-
- TabLoadStatsMap tab_load_stats_;
- std::vector<base::Histogram*> final_histograms_;
- std::vector<base::Histogram*> intermediate_histograms_;
- base::hash_set<const net::URLRequestContext*> main_request_contexts_;
-
- DISALLOW_COPY_AND_ASSIGN(CacheStats);
-};
-
-// A WebContentsObserver watching all tabs, notifying CacheStats
-// whenever the spinner starts or stops for a given tab, and when a renderer
-// is no longer used.
-class CacheStatsTabHelper : public content::WebContentsObserver {
- public:
- explicit CacheStatsTabHelper(TabContents* tab);
- virtual ~CacheStatsTabHelper();
-
- // content::WebContentsObserver implementation
- virtual void DidStartProvisionalLoadForFrame(
- int64 frame_id,
- bool is_main_frame,
- const GURL& validated_url,
- bool is_error_page,
- content::RenderViewHost* render_view_host) OVERRIDE;
- virtual void DidStopLoading(
- content::RenderViewHost* render_view_host) OVERRIDE;
-
- private:
- // Calls into CacheStats to notify that a reportable event has occurred
- // for the tab being observed.
- void NotifyCacheStats(CacheStats::TabEvent event,
- content::RenderViewHost* render_view_host);
-
- CacheStats* cache_stats_;
- bool is_otr_profile_;
-
- DISALLOW_COPY_AND_ASSIGN(CacheStatsTabHelper);
-};
-
-} // namespace chrome_browser_net
-
-#endif // CHROME_BROWSER_NET_CACHE_STATS_H_
« no previous file with comments | « chrome/browser/io_thread.cc ('k') | chrome/browser/net/cache_stats.cc » ('j') | no next file with comments »

Powered by Google App Engine
This is Rietveld 408576698