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// Copyright 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.
#ifndef CHROME_BROWSER_SITE_DETAILS_H_
#define CHROME_BROWSER_SITE_DETAILS_H_
#include "base/containers/hash_tables.h"
#include "content/public/browser/browser_context.h"
#include "content/public/browser/site_instance.h"
#include "content/public/browser/web_contents.h"
// Maps an ID representing each BrowsingInstance to a set of site URLs.
typedef base::hash_map<int32, std::set<GURL> > BrowsingInstanceSiteMap;
// Information about the sites and SiteInstances in each BrowsingInstance, for
// use in estimating the number of processes needed for various process models.
struct SiteData {
SiteData();
~SiteData();
std::set<GURL> sites;
std::set<GURL> https_sites;
std::vector<content::SiteInstance*> instances;
BrowsingInstanceSiteMap instance_site_map;
BrowsingInstanceSiteMap instance_https_site_map;
};
// Maps a BrowserContext to information about the SiteInstances it contains.
typedef base::hash_map<content::BrowserContext*, SiteData>
BrowserContextSiteDataMap;
class SiteDetails {
public:
// Collect information about all committed sites in the given WebContents
// on the UI thread.
static void CollectSiteInfo(content::WebContents* contents,
SiteData* site_data);
// Updates the global histograms for tracking memory usage.
static void UpdateHistograms(const BrowserContextSiteDataMap& site_data_map,
int all_renderer_process_count,
int non_renderer_process_count);
private:
// Never needs to be constructed.
SiteDetails();
~SiteDetails();
DISALLOW_COPY_AND_ASSIGN(SiteDetails);
};
#endif // CHROME_BROWSER_SITE_DETAILS_H_
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