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| 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 | |
| 3 // found in the LICENSE file. | |
| 4 | |
| 5 #include "chrome/browser/predictors/resource_prefetch_predictor_tab_helper.h" | |
| 6 | |
| 7 #include "chrome/browser/predictors/resource_prefetch_predictor.h" | |
| 8 #include "chrome/browser/predictors/resource_prefetch_predictor_factory.h" | |
| 9 #include "chrome/browser/profiles/profile.h" | |
| 10 #include "content/public/browser/browser_thread.h" | |
| 11 #include "content/public/browser/load_from_memory_cache_details.h" | |
| 12 | |
| 13 DEFINE_WEB_CONTENTS_USER_DATA_KEY( | |
| 14 predictors::ResourcePrefetchPredictorTabHelper); | |
| 15 | |
| 16 using content::BrowserThread; | |
| 17 | |
| 18 namespace predictors { | |
| 19 | |
| 20 ResourcePrefetchPredictorTabHelper::ResourcePrefetchPredictorTabHelper( | |
| 21 content::WebContents* web_contents) | |
| 22 : content::WebContentsObserver(web_contents) { | |
| 23 } | |
| 24 | |
| 25 ResourcePrefetchPredictorTabHelper::~ResourcePrefetchPredictorTabHelper() { | |
| 26 } | |
| 27 | |
| 28 void ResourcePrefetchPredictorTabHelper::DocumentOnLoadCompletedInMainFrame( | |
| 29 int32 page_id) { | |
| 30 DCHECK(BrowserThread::CurrentlyOn(BrowserThread::UI)); | |
| 31 | |
| 32 ResourcePrefetchPredictor* predictor = | |
| 33 ResourcePrefetchPredictorFactory::GetForProfile( | |
| 34 web_contents()->GetBrowserContext()); | |
| 35 if (!predictor) | |
| 36 return; | |
| 37 | |
| 38 NavigationID navigation_id(web_contents()); | |
| 39 predictor->RecordMainFrameLoadComplete(navigation_id); | |
| 40 } | |
| 41 | |
| 42 void ResourcePrefetchPredictorTabHelper::DidLoadResourceFromMemoryCache( | |
| 43 const content::LoadFromMemoryCacheDetails& details) { | |
| 44 DCHECK(BrowserThread::CurrentlyOn(BrowserThread::UI)); | |
| 45 | |
| 46 ResourcePrefetchPredictor* predictor = | |
| 47 ResourcePrefetchPredictorFactory::GetForProfile( | |
| 48 web_contents()->GetBrowserContext()); | |
| 49 if (!predictor) | |
| 50 return; | |
| 51 | |
| 52 ResourcePrefetchPredictor::URLRequestSummary summary; | |
| 53 summary.navigation_id = NavigationID(web_contents()); | |
| 54 summary.resource_url = details.url; | |
| 55 summary.mime_type = details.mime_type; | |
| 56 summary.resource_type = | |
| 57 ResourcePrefetchPredictor::GetResourceTypeFromMimeType( | |
| 58 details.mime_type, details.resource_type); | |
| 59 summary.was_cached = true; | |
| 60 predictor->RecordURLResponse(summary); | |
| 61 } | |
| 62 | |
| 63 } // namespace predictors | |
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Chromium Code Reviews
Issue 117933003:
Remove the speculative resource prefetching code. This was experimental code added 1.5 years ago an… (Closed)
Base URL: svn://chrome-svn/chrome/trunk/src/