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Issue 847883002: Reland "Throttle resource message requests during user interaction" (Closed) Base URL: https://chromium.googlesource.com/chromium/src.git@master
Patch Set: Stop being clever, only use the following bits 1) is sync IPC, 2) is request IPC Created 5 years, 10 months ago
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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 "content/renderer/render_thread_impl.h" 5 #include "content/renderer/render_thread_impl.h"
6 6
7 #include <algorithm> 7 #include <algorithm>
8 #include <limits> 8 #include <limits>
9 #include <map> 9 #include <map>
10 #include <vector> 10 #include <vector>
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97 #include "content/renderer/media/renderer_gpu_video_accelerator_factories.h" 97 #include "content/renderer/media/renderer_gpu_video_accelerator_factories.h"
98 #include "content/renderer/media/video_capture_impl_manager.h" 98 #include "content/renderer/media/video_capture_impl_manager.h"
99 #include "content/renderer/media/video_capture_message_filter.h" 99 #include "content/renderer/media/video_capture_message_filter.h"
100 #include "content/renderer/net_info_helper.h" 100 #include "content/renderer/net_info_helper.h"
101 #include "content/renderer/p2p/socket_dispatcher.h" 101 #include "content/renderer/p2p/socket_dispatcher.h"
102 #include "content/renderer/render_frame_proxy.h" 102 #include "content/renderer/render_frame_proxy.h"
103 #include "content/renderer/render_process_impl.h" 103 #include "content/renderer/render_process_impl.h"
104 #include "content/renderer/render_view_impl.h" 104 #include "content/renderer/render_view_impl.h"
105 #include "content/renderer/renderer_blink_platform_impl.h" 105 #include "content/renderer/renderer_blink_platform_impl.h"
106 #include "content/renderer/scheduler/renderer_scheduler.h" 106 #include "content/renderer/scheduler/renderer_scheduler.h"
107 #include "content/renderer/scheduler/resource_dispatch_throttler.h"
107 #include "content/renderer/service_worker/embedded_worker_context_message_filter .h" 108 #include "content/renderer/service_worker/embedded_worker_context_message_filter .h"
108 #include "content/renderer/service_worker/embedded_worker_dispatcher.h" 109 #include "content/renderer/service_worker/embedded_worker_dispatcher.h"
109 #include "content/renderer/shared_worker/embedded_shared_worker_stub.h" 110 #include "content/renderer/shared_worker/embedded_shared_worker_stub.h"
110 #include "gin/public/debug.h" 111 #include "gin/public/debug.h"
111 #include "gpu/GLES2/gl2extchromium.h" 112 #include "gpu/GLES2/gl2extchromium.h"
112 #include "gpu/command_buffer/common/gles2_cmd_utils.h" 113 #include "gpu/command_buffer/common/gles2_cmd_utils.h"
113 #include "ipc/ipc_channel_handle.h" 114 #include "ipc/ipc_channel_handle.h"
114 #include "ipc/ipc_platform_file.h" 115 #include "ipc/ipc_platform_file.h"
115 #include "ipc/mojo/ipc_channel_mojo.h" 116 #include "ipc/mojo/ipc_channel_mojo.h"
116 #include "media/base/audio_hardware_config.h" 117 #include "media/base/audio_hardware_config.h"
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188 using blink::WebString; 189 using blink::WebString;
189 using blink::WebView; 190 using blink::WebView;
190 191
191 namespace content { 192 namespace content {
192 193
193 namespace { 194 namespace {
194 195
195 const int64 kInitialIdleHandlerDelayMs = 1000; 196 const int64 kInitialIdleHandlerDelayMs = 1000;
196 const int64 kLongIdleHandlerDelayMs = 30*1000; 197 const int64 kLongIdleHandlerDelayMs = 30*1000;
197 198
199 #if defined(OS_ANDROID)
200 // On Android, resource messages can each take ~1.5ms to dispatch on the browser
201 // IO thread. Limiting the message rate to 3/frame at 60hz ensures that the
202 // induced work takes but a fraction (~1/4) of the overall frame budget.
203 const int kMaxResourceRequestsPerFlushWhenThrottled = 3;
204 #else
205 const int kMaxResourceRequestsPerFlushWhenThrottled = 8;
206 #endif
207 const double kThrottledResourceRequestFlushPeriodS = 1. / 60.;
208
198 // Maximum allocation size allowed for image scaling filters that 209 // Maximum allocation size allowed for image scaling filters that
199 // require pre-scaling. Skia will fallback to a filter that doesn't 210 // require pre-scaling. Skia will fallback to a filter that doesn't
200 // require pre-scaling if the default filter would require an 211 // require pre-scaling if the default filter would require an
201 // allocation that exceeds this limit. 212 // allocation that exceeds this limit.
202 const size_t kImageCacheSingleAllocationByteLimit = 64 * 1024 * 1024; 213 const size_t kImageCacheSingleAllocationByteLimit = 64 * 1024 * 1024;
203 214
204 const size_t kEmulatedDiscardableMemoryBytesToKeepWhenWidgetsHidden = 215 const size_t kEmulatedDiscardableMemoryBytesToKeepWhenWidgetsHidden =
205 4 * 1024 * 1024; 216 4 * 1024 * 1024;
206 217
207 // Keep the global RenderThreadImpl in a TLS slot so it is impossible to access 218 // Keep the global RenderThreadImpl in a TLS slot so it is impossible to access
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473 484
474 appcache_dispatcher_.reset( 485 appcache_dispatcher_.reset(
475 new AppCacheDispatcher(Get(), new AppCacheFrontendImpl())); 486 new AppCacheDispatcher(Get(), new AppCacheFrontendImpl()));
476 dom_storage_dispatcher_.reset(new DomStorageDispatcher()); 487 dom_storage_dispatcher_.reset(new DomStorageDispatcher());
477 main_thread_indexed_db_dispatcher_.reset(new IndexedDBDispatcher( 488 main_thread_indexed_db_dispatcher_.reset(new IndexedDBDispatcher(
478 thread_safe_sender())); 489 thread_safe_sender()));
479 renderer_scheduler_ = RendererScheduler::Create(); 490 renderer_scheduler_ = RendererScheduler::Create();
480 channel()->SetListenerTaskRunner(renderer_scheduler_->DefaultTaskRunner()); 491 channel()->SetListenerTaskRunner(renderer_scheduler_->DefaultTaskRunner());
481 embedded_worker_dispatcher_.reset(new EmbeddedWorkerDispatcher()); 492 embedded_worker_dispatcher_.reset(new EmbeddedWorkerDispatcher());
482 493
494 resource_dispatch_throttler_.reset(new ResourceDispatchThrottler(
495 static_cast<RenderThread*>(this), renderer_scheduler_.get(),
496 base::TimeDelta::FromSecondsD(kThrottledResourceRequestFlushPeriodS),
497 kMaxResourceRequestsPerFlushWhenThrottled));
498 resource_dispatcher()->set_message_sender(resource_dispatch_throttler_.get());
499
483 media_stream_center_ = NULL; 500 media_stream_center_ = NULL;
484 501
485 db_message_filter_ = new DBMessageFilter(); 502 db_message_filter_ = new DBMessageFilter();
486 AddFilter(db_message_filter_.get()); 503 AddFilter(db_message_filter_.get());
487 504
488 vc_manager_.reset(new VideoCaptureImplManager()); 505 vc_manager_.reset(new VideoCaptureImplManager());
489 AddFilter(vc_manager_->video_capture_message_filter()); 506 AddFilter(vc_manager_->video_capture_message_filter());
490 507
491 browser_plugin_manager_.reset(new BrowserPluginManager()); 508 browser_plugin_manager_.reset(new BrowserPluginManager());
492 AddObserver(browser_plugin_manager_.get()); 509 AddObserver(browser_plugin_manager_.get());
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1810 mojo::InterfaceRequest<mojo::ServiceProvider> services, 1827 mojo::InterfaceRequest<mojo::ServiceProvider> services,
1811 mojo::ServiceProviderPtr exposed_services) 1828 mojo::ServiceProviderPtr exposed_services)
1812 : services(services.Pass()), 1829 : services(services.Pass()),
1813 exposed_services(exposed_services.Pass()) { 1830 exposed_services(exposed_services.Pass()) {
1814 } 1831 }
1815 1832
1816 RenderThreadImpl::PendingRenderFrameConnect::~PendingRenderFrameConnect() { 1833 RenderThreadImpl::PendingRenderFrameConnect::~PendingRenderFrameConnect() {
1817 } 1834 }
1818 1835
1819 } // namespace content 1836 } // namespace content
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