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| 1 // Copyright (c) 2012 The Chromium Authors. All rights reserved. | 1 // Copyright (c) 2012 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/renderer/chrome_render_process_observer.h" | 5 #include "chrome/renderer/chrome_render_process_observer.h" |
| 6 | 6 |
| 7 #include <limits> | 7 #include <limits> |
| 8 #include <vector> | 8 #include <vector> |
| 9 | 9 |
| 10 #include "base/allocator/allocator_extension.h" | 10 #include "base/allocator/allocator_extension.h" |
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| 65 | 65 |
| 66 const int kCacheStatsDelayMS = 2000; | 66 const int kCacheStatsDelayMS = 2000; |
| 67 const size_t kUnitializedCacheCapacity = UINT_MAX; | 67 const size_t kUnitializedCacheCapacity = UINT_MAX; |
| 68 | 68 |
| 69 class RendererResourceDelegate : public content::ResourceDispatcherDelegate { | 69 class RendererResourceDelegate : public content::ResourceDispatcherDelegate { |
| 70 public: | 70 public: |
| 71 RendererResourceDelegate() | 71 RendererResourceDelegate() |
| 72 : weak_factory_(this) { | 72 : weak_factory_(this) { |
| 73 } | 73 } |
| 74 | 74 |
| 75 virtual webkit_glue::ResourceLoaderBridge::Peer* OnRequestComplete( | 75 virtual content::ResourceLoaderBridge::Peer* OnRequestComplete( |
| 76 webkit_glue::ResourceLoaderBridge::Peer* current_peer, | 76 content::ResourceLoaderBridge::Peer* current_peer, |
| 77 ResourceType::Type resource_type, | 77 ResourceType::Type resource_type, |
| 78 int error_code) OVERRIDE { | 78 int error_code) OVERRIDE { |
| 79 // Update the browser about our cache. | 79 // Update the browser about our cache. |
| 80 // Rate limit informing the host of our cache stats. | 80 // Rate limit informing the host of our cache stats. |
| 81 if (!weak_factory_.HasWeakPtrs()) { | 81 if (!weak_factory_.HasWeakPtrs()) { |
| 82 base::MessageLoop::current()->PostDelayedTask( | 82 base::MessageLoop::current()->PostDelayedTask( |
| 83 FROM_HERE, | 83 FROM_HERE, |
| 84 base::Bind(&RendererResourceDelegate::InformHostOfCacheStats, | 84 base::Bind(&RendererResourceDelegate::InformHostOfCacheStats, |
| 85 weak_factory_.GetWeakPtr()), | 85 weak_factory_.GetWeakPtr()), |
| 86 base::TimeDelta::FromMilliseconds(kCacheStatsDelayMS)); | 86 base::TimeDelta::FromMilliseconds(kCacheStatsDelayMS)); |
| 87 } | 87 } |
| 88 | 88 |
| 89 if (error_code == net::ERR_ABORTED) { | 89 if (error_code == net::ERR_ABORTED) { |
| 90 return NULL; | 90 return NULL; |
| 91 } | 91 } |
| 92 | 92 |
| 93 // Resource canceled with a specific error are filtered. | 93 // Resource canceled with a specific error are filtered. |
| 94 return SecurityFilterPeer::CreateSecurityFilterPeerForDeniedRequest( | 94 return SecurityFilterPeer::CreateSecurityFilterPeerForDeniedRequest( |
| 95 resource_type, current_peer, error_code); | 95 resource_type, current_peer, error_code); |
| 96 } | 96 } |
| 97 | 97 |
| 98 virtual webkit_glue::ResourceLoaderBridge::Peer* OnReceivedResponse( | 98 virtual content::ResourceLoaderBridge::Peer* OnReceivedResponse( |
| 99 webkit_glue::ResourceLoaderBridge::Peer* current_peer, | 99 content::ResourceLoaderBridge::Peer* current_peer, |
| 100 const std::string& mime_type, | 100 const std::string& mime_type, |
| 101 const GURL& url) OVERRIDE { | 101 const GURL& url) OVERRIDE { |
| 102 return ExtensionLocalizationPeer::CreateExtensionLocalizationPeer( | 102 return ExtensionLocalizationPeer::CreateExtensionLocalizationPeer( |
| 103 current_peer, RenderThread::Get(), mime_type, url); | 103 current_peer, RenderThread::Get(), mime_type, url); |
| 104 } | 104 } |
| 105 | 105 |
| 106 private: | 106 private: |
| 107 void InformHostOfCacheStats() { | 107 void InformHostOfCacheStats() { |
| 108 WebCache::UsageStats stats; | 108 WebCache::UsageStats stats; |
| 109 WebCache::getUsageStats(&stats); | 109 WebCache::getUsageStats(&stats); |
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| 443 if (clear_cache_pending_ && webkit_initialized_) { | 443 if (clear_cache_pending_ && webkit_initialized_) { |
| 444 clear_cache_pending_ = false; | 444 clear_cache_pending_ = false; |
| 445 WebCache::clear(); | 445 WebCache::clear(); |
| 446 } | 446 } |
| 447 } | 447 } |
| 448 | 448 |
| 449 const RendererContentSettingRules* | 449 const RendererContentSettingRules* |
| 450 ChromeRenderProcessObserver::content_setting_rules() const { | 450 ChromeRenderProcessObserver::content_setting_rules() const { |
| 451 return &content_setting_rules_; | 451 return &content_setting_rules_; |
| 452 } | 452 } |
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