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Issue 10454086:
Histograms - Support histograms for Plugins, GPU (Closed)
Base URL: svn://chrome-svn/chrome/trunk/src/| Index: content/browser/histogram_internals_request_job.cc |
| =================================================================== |
| --- content/browser/histogram_internals_request_job.cc (revision 0) |
| +++ content/browser/histogram_internals_request_job.cc (working copy) |
| @@ -0,0 +1,69 @@ |
| +// 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. |
| + |
| +#include "content/browser/histogram_internals_request_job.h" |
| + |
| +#include "base/metrics/histogram.h" |
| +#include "content/browser/histogram_synchronizer.h" |
| +#include "googleurl/src/gurl.h" |
| +#include "net/base/escape.h" |
| +#include "net/url_request/url_request.h" |
| + |
| +namespace content { |
| + |
| +HistogramInternalsRequestJob::HistogramInternalsRequestJob( |
| + net::URLRequest* request) : net::URLRequestSimpleJob(request) { |
| + const std::string& spec = request->url().possibly_invalid_spec(); |
| + const url_parse::Parsed& parsed = |
| + request->url().parsed_for_possibly_invalid_spec(); |
| + // + 1 to skip the slash at the beginning of the path. |
| + int offset = parsed.CountCharactersBefore(url_parse::Parsed::PATH, false) + 1; |
| + |
| + if (offset < static_cast<int>(spec.size())) |
| + path_.assign(spec.substr(offset)); |
| +} |
| + |
| +void AboutHistogram(std::string* data, const std::string& path) { |
| +#ifndef NDEBUG |
|
jar (doing other things)
2012/07/09 23:04:12
Add comment:
We only rush the acquisition of Hist
ramant (doing other things)
2012/07/11 23:52:54
Done.
|
| + base::StatisticsRecorder::CollectHistogramStats("Browser"); |
| +#endif |
| + content::HistogramSynchronizer::FetchHistograms(); |
| + |
| + std::string unescaped_query; |
| + std::string unescaped_title("About Histograms"); |
| + if (!path.empty()) { |
| + unescaped_query = net::UnescapeURLComponent(path, |
| + net::UnescapeRule::NORMAL); |
| + unescaped_title += " - " + unescaped_query; |
| + } |
| + |
| + data->append("<!DOCTYPE html>\n<html>\n<head>\n"); |
| + data->append( |
| + "<meta http-equiv=\"X-WebKit-CSP\" content=\"object-src 'none'; " |
| + "script-src 'none' 'unsafe-eval'\">"); |
| + data->append("<title>"); |
| + data->append(net::EscapeForHTML(unescaped_title)); |
| + data->append("</title>\n"); |
| + data->append("</head><body>"); |
| + |
| + // Display any stats for which we sent off requests the last time. |
| + data->append("<p>Stats as of last page load;"); |
| + data->append("reload to get stats as of this page load.</p>\n"); |
| + data->append("<table width=\"100%\">\n"); |
| + |
| + base::StatisticsRecorder::WriteHTMLGraph(unescaped_query, data); |
| +} |
| + |
| +bool HistogramInternalsRequestJob::GetData(std::string* mime_type, |
| + std::string* charset, |
| + std::string* data) const { |
| + mime_type->assign("text/html"); |
| + charset->assign("UTF8"); |
| + |
| + data->clear(); |
| + AboutHistogram(data, path_); |
| + return true; |
| +} |
| + |
| +} // namespace content |
| Property changes on: content/browser/histogram_internals_request_job.cc |
| ___________________________________________________________________ |
| Added: svn:executable |
| ## -0,0 +1 ## |
| +* |
| Added: svn:eol-style |
| ## -0,0 +1 ## |
| +LF |
