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/task_manager/renderer_resource.h" 6 7 #include "base/basictypes.h" 8 #include "chrome/browser/devtools/devtools_window.h" 9 #include "chrome/browser/profiles/profile.h" 10 #include "chrome/browser/task_manager/resource_provider.h" 11 #include "chrome/browser/task_manager/task_manager_util.h" 12 #include "chrome/common/render_messages.h" 13 #include "content/public/browser/render_process_host.h" 14 #include "content/public/browser/render_view_host.h" 15 16 namespace task_manager { 17 18 RendererResource::RendererResource(base::ProcessHandle process, 19 content::RenderViewHost* render_view_host) 20 : process_(process), 21 render_view_host_(render_view_host), 22 pending_stats_update_(false), 23 v8_memory_allocated_(0), 24 v8_memory_used_(0), 25 pending_v8_memory_allocated_update_(false) { 26 // We cache the process and pid as when a Tab/BackgroundContents is closed the 27 // process reference becomes NULL and the TaskManager still needs it. 28 pid_ = base::GetProcId(process_); 29 unique_process_id_ = render_view_host_->GetProcess()->GetID(); 30 memset(&stats_, 0, sizeof(stats_)); 31 } 32 33 RendererResource::~RendererResource() { 34 } 35 36 void RendererResource::Refresh() { 37 if (!pending_stats_update_) { 38 render_view_host_->Send(new ChromeViewMsg_GetCacheResourceStats); 39 pending_stats_update_ = true; 40 } 41 if (!pending_v8_memory_allocated_update_) { 42 render_view_host_->Send(new ChromeViewMsg_GetV8HeapStats); 43 pending_v8_memory_allocated_update_ = true; 44 } 45 } 46 47 blink::WebCache::ResourceTypeStats 48 RendererResource::GetWebCoreCacheStats() const { 49 return stats_; 50 } 51 52 size_t RendererResource::GetV8MemoryAllocated() const { 53 return v8_memory_allocated_; 54 } 55 56 size_t RendererResource::GetV8MemoryUsed() const { 57 return v8_memory_used_; 58 } 59 60 void RendererResource::NotifyResourceTypeStats( 61 const blink::WebCache::ResourceTypeStats& stats) { 62 stats_ = stats; 63 pending_stats_update_ = false; 64 } 65 66 void RendererResource::NotifyV8HeapStats( 67 size_t v8_memory_allocated, size_t v8_memory_used) { 68 v8_memory_allocated_ = v8_memory_allocated; 69 v8_memory_used_ = v8_memory_used; 70 pending_v8_memory_allocated_update_ = false; 71 } 72 73 base::string16 RendererResource::GetProfileName() const { 74 return util::GetProfileNameFromInfoCache(Profile::FromBrowserContext( 75 render_view_host_->GetProcess()->GetBrowserContext())); 76 } 77 78 base::ProcessHandle RendererResource::GetProcess() const { 79 return process_; 80 } 81 82 int RendererResource::GetUniqueChildProcessId() const { 83 return unique_process_id_; 84 } 85 86 Resource::Type RendererResource::GetType() const { 87 return RENDERER; 88 } 89 90 int RendererResource::GetRoutingID() const { 91 return render_view_host_->GetRoutingID(); 92 } 93 94 bool RendererResource::ReportsCacheStats() const { 95 return true; 96 } 97 98 bool RendererResource::ReportsV8MemoryStats() const { 99 return true; 100 } 101 102 bool RendererResource::CanInspect() const { 103 return true; 104 } 105 106 void RendererResource::Inspect() const { 107 DevToolsWindow::OpenDevToolsWindow(render_view_host_); 108 } 109 110 bool RendererResource::SupportNetworkUsage() const { 111 return true; 112 } 113 114 } // namespace task_manager 115
