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Side by Side Diff: content/browser/renderer_host/renderer_frame_manager.cc

Issue 2717213004: Move SharedBitmapManager implementation out of content/ (Closed)
Patch Set: rebase Created 3 years, 8 months ago
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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 "content/browser/renderer_host/renderer_frame_manager.h" 5 #include "content/browser/renderer_host/renderer_frame_manager.h"
6 6
7 #include <algorithm> 7 #include <algorithm>
8 8
9 #include "base/bind.h" 9 #include "base/bind.h"
10 #include "base/logging.h" 10 #include "base/logging.h"
11 #include "base/memory/memory_coordinator_client_registry.h" 11 #include "base/memory/memory_coordinator_client_registry.h"
12 #include "base/memory/memory_coordinator_proxy.h" 12 #include "base/memory/memory_coordinator_proxy.h"
13 #include "base/memory/memory_pressure_listener.h" 13 #include "base/memory/memory_pressure_listener.h"
14 #include "base/memory/memory_pressure_monitor.h" 14 #include "base/memory/memory_pressure_monitor.h"
15 #include "base/memory/shared_memory.h" 15 #include "base/memory/shared_memory.h"
16 #include "base/sys_info.h" 16 #include "base/sys_info.h"
17 #include "build/build_config.h" 17 #include "build/build_config.h"
18 #include "content/common/host_shared_bitmap_manager.h" 18 #include "components/display_compositor/host_shared_bitmap_manager.h"
19 #include "content/public/common/content_features.h" 19 #include "content/public/common/content_features.h"
20 20
21 namespace content { 21 namespace content {
22 namespace { 22 namespace {
23 23
24 const int kModeratePressurePercentage = 50; 24 const int kModeratePressurePercentage = 50;
25 const int kCriticalPressurePercentage = 10; 25 const int kCriticalPressurePercentage = 10;
26 26
27 } // namespace 27 } // namespace
28 28
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128 std::min(5, 2 + (base::SysInfo::AmountOfPhysicalMemoryMB() / 256)); 128 std::min(5, 2 + (base::SysInfo::AmountOfPhysicalMemoryMB() / 256));
129 #endif 129 #endif
130 max_handles_ = base::SharedMemory::GetHandleLimit() / 8.0f; 130 max_handles_ = base::SharedMemory::GetHandleLimit() / 8.0f;
131 } 131 }
132 132
133 RendererFrameManager::~RendererFrameManager() {} 133 RendererFrameManager::~RendererFrameManager() {}
134 134
135 void RendererFrameManager::CullUnlockedFrames(size_t saved_frame_limit) { 135 void RendererFrameManager::CullUnlockedFrames(size_t saved_frame_limit) {
136 if (unlocked_frames_.size() + locked_frames_.size() > 0) { 136 if (unlocked_frames_.size() + locked_frames_.size() > 0) {
137 float handles_per_frame = 137 float handles_per_frame =
138 HostSharedBitmapManager::current()->AllocatedBitmapCount() * 1.0f / 138 display_compositor::HostSharedBitmapManager::current()
139 (unlocked_frames_.size() + locked_frames_.size()); 139 ->AllocatedBitmapCount() *
140 1.0f / (unlocked_frames_.size() + locked_frames_.size());
140 141
141 saved_frame_limit = std::max( 142 saved_frame_limit = std::max(
142 1, 143 1,
143 static_cast<int>(std::min(static_cast<float>(saved_frame_limit), 144 static_cast<int>(std::min(static_cast<float>(saved_frame_limit),
144 max_handles_ / handles_per_frame))); 145 max_handles_ / handles_per_frame)));
145 } 146 }
146 while (!unlocked_frames_.empty() && 147 while (!unlocked_frames_.empty() &&
147 unlocked_frames_.size() + locked_frames_.size() > saved_frame_limit) { 148 unlocked_frames_.size() + locked_frames_.size() > saved_frame_limit) {
148 size_t old_size = unlocked_frames_.size(); 149 size_t old_size = unlocked_frames_.size();
149 // Should remove self from list. 150 // Should remove self from list.
(...skipping 22 matching lines...) Expand all
172 } 173 }
173 174
174 void RendererFrameManager::PurgeMemory(int percentage) { 175 void RendererFrameManager::PurgeMemory(int percentage) {
175 int saved_frame_limit = max_number_of_saved_frames_; 176 int saved_frame_limit = max_number_of_saved_frames_;
176 if (saved_frame_limit <= 1) 177 if (saved_frame_limit <= 1)
177 return; 178 return;
178 CullUnlockedFrames(std::max(1, (saved_frame_limit * percentage) / 100)); 179 CullUnlockedFrames(std::max(1, (saved_frame_limit * percentage) / 100));
179 } 180 }
180 181
181 } // namespace content 182 } // namespace content
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