| OLD | NEW |
| 1 // Copyright 2013 The Chromium Authors. All rights reserved. | 1 // Copyright 2013 The Chromium Authors. All rights reserved. |
| 2 // Use of this source code is governed by a BSD-style license that can be | 2 // Use of this source code is governed by a BSD-style license that can be |
| 3 // found in the LICENSE file. | 3 // found in the LICENSE file. |
| 4 | 4 |
| 5 #include "chrome/browser/ui/webui/ntp/ntp_user_data_logger.h" | 5 #include "chrome/browser/ui/webui/ntp/ntp_user_data_logger.h" |
| 6 | 6 |
| 7 #include "base/metrics/histogram.h" | 7 #include "base/metrics/histogram.h" |
| 8 #include "chrome/browser/search/search.h" | 8 #include "chrome/browser/search/search.h" |
| 9 #include "chrome/common/search_urls.h" |
| 9 #include "chrome/common/url_constants.h" | 10 #include "chrome/common/url_constants.h" |
| 10 #include "content/public/browser/navigation_details.h" | 11 #include "content/public/browser/navigation_details.h" |
| 11 | 12 |
| 12 DEFINE_WEB_CONTENTS_USER_DATA_KEY(NTPUserDataLogger); | 13 DEFINE_WEB_CONTENTS_USER_DATA_KEY(NTPUserDataLogger); |
| 13 | 14 |
| 14 NTPUserDataLogger::~NTPUserDataLogger() {} | 15 NTPUserDataLogger::~NTPUserDataLogger() {} |
| 15 | 16 |
| 16 void NTPUserDataLogger::EmitThumbnailErrorRate() { | 17 void NTPUserDataLogger::EmitThumbnailErrorRate() { |
| 17 DCHECK_LE(number_of_thumbnail_errors_, number_of_thumbnail_attempts_); | 18 DCHECK_LE(number_of_thumbnail_errors_, number_of_thumbnail_attempts_); |
| 18 if (number_of_thumbnail_attempts_ != 0) { | 19 if (number_of_thumbnail_attempts_ != 0) { |
| (...skipping 42 matching lines...) Expand 10 before | Expand all | Expand 10 after Loading... |
| 61 NOTREACHED(); | 62 NOTREACHED(); |
| 62 } | 63 } |
| 63 } | 64 } |
| 64 | 65 |
| 65 // content::WebContentsObserver override | 66 // content::WebContentsObserver override |
| 66 void NTPUserDataLogger::NavigationEntryCommitted( | 67 void NTPUserDataLogger::NavigationEntryCommitted( |
| 67 const content::LoadCommittedDetails& load_details) { | 68 const content::LoadCommittedDetails& load_details) { |
| 68 if (!load_details.previous_url.is_valid()) | 69 if (!load_details.previous_url.is_valid()) |
| 69 return; | 70 return; |
| 70 | 71 |
| 71 if (chrome::MatchesOriginAndPath(ntp_url_, load_details.previous_url)) { | 72 if (search::MatchesOriginAndPath(ntp_url_, load_details.previous_url)) { |
| 72 EmitMouseoverCount(); | 73 EmitMouseoverCount(); |
| 73 // Only log thumbnail error rates for Instant NTP pages, as we do not have | 74 // Only log thumbnail error rates for Instant NTP pages, as we do not have |
| 74 // this data for non-Instant NTPs. | 75 // this data for non-Instant NTPs. |
| 75 if (ntp_url_ != GURL(chrome::kChromeUINewTabURL)) | 76 if (ntp_url_ != GURL(chrome::kChromeUINewTabURL)) |
| 76 EmitThumbnailErrorRate(); | 77 EmitThumbnailErrorRate(); |
| 77 } | 78 } |
| 78 } | 79 } |
| 79 | 80 |
| 80 NTPUserDataLogger::NTPUserDataLogger(content::WebContents* contents) | 81 NTPUserDataLogger::NTPUserDataLogger(content::WebContents* contents) |
| 81 : content::WebContentsObserver(contents), | 82 : content::WebContentsObserver(contents), |
| 82 number_of_mouseovers_(0), | 83 number_of_mouseovers_(0), |
| 83 number_of_thumbnail_attempts_(0), | 84 number_of_thumbnail_attempts_(0), |
| 84 number_of_thumbnail_errors_(0), | 85 number_of_thumbnail_errors_(0), |
| 85 number_of_fallback_thumbnails_requested_(0), | 86 number_of_fallback_thumbnails_requested_(0), |
| 86 number_of_fallback_thumbnails_used_(0) { | 87 number_of_fallback_thumbnails_used_(0) { |
| 87 } | 88 } |
| 88 | 89 |
| 89 size_t NTPUserDataLogger::GetPercentError(size_t errors, size_t events) const { | 90 size_t NTPUserDataLogger::GetPercentError(size_t errors, size_t events) const { |
| 90 return (100 * errors) / events; | 91 return (100 * errors) / events; |
| 91 } | 92 } |
| OLD | NEW |