WIP: Prototype OOP V8 PAC.

chrome/browser/task_manager/child_process_resource_provider.cc

Index: chrome/browser/task_manager/child_process_resource_provider.cc
diff --git a/chrome/browser/task_manager/child_process_resource_provider.cc b/chrome/browser/task_manager/child_process_resource_provider.cc
index d4714b35240ebf913439dbd3bff73c52ce9680c4..6016a5a3f9c779fefc94a073f7c908408bbd814a 100644
--- a/chrome/browser/task_manager/child_process_resource_provider.cc
+++ b/chrome/browser/task_manager/child_process_resource_provider.cc
@@ -15,6 +15,7 @@
 #include "content/public/browser/browser_child_process_host_iterator.h"
 #include "content/public/browser/browser_thread.h"
 #include "content/public/browser/child_process_data.h"
+#include "content/public/browser/process_resource.h"
 #include "grit/theme_resources.h"
 #include "ui/base/l10n/l10n_util.h"
 #include "ui/base/resource/resource_bundle.h"
@@ -22,6 +23,7 @@
 
 using content::BrowserChildProcessHostIterator;
 using content::BrowserThread;
+using content::ProcessResource;
 using content::WebContents;
 
 namespace task_manager {
@@ -31,7 +33,8 @@ class ChildProcessResource : public Resource {
   ChildProcessResource(int process_type,
                        const base::string16& name,
                        base::ProcessHandle handle,
-                       int unique_process_id);
+                       int unique_process_id,
+                       const scoped_refptr<ProcessResource>& process_resource);
   ~ChildProcessResource() override;
 
   // Resource methods:
@@ -43,6 +46,10 @@ class ChildProcessResource : public Resource {
   Type GetType() const override;
   bool SupportNetworkUsage() const override;
   void SetSupportNetworkUsage() override;
+  void Refresh() override;
+  bool ReportsV8MemoryStats() const override;
+  size_t GetV8MemoryAllocated() const override;
+  size_t GetV8MemoryUsed() const override;
 
   // Returns the pid of the child process.
   int process_id() const { return pid_; }
@@ -59,6 +66,7 @@ class ChildProcessResource : public Resource {
   int unique_process_id_;
   mutable base::string16 title_;
   bool network_usage_support_;
+  scoped_refptr<ProcessResource> process_resource_;
 
   // The icon painted for the child processs.
   // TODO(jcampan): we should have plugin specific icons for well-known
@@ -74,12 +82,14 @@ ChildProcessResource::ChildProcessResource(
     int process_type,
     const base::string16& name,
     base::ProcessHandle handle,
-    int unique_process_id)
+    int unique_process_id,
+    const scoped_refptr<ProcessResource>& process_resource)
     : process_type_(process_type),
       name_(name),
       handle_(handle),
       unique_process_id_(unique_process_id),
-      network_usage_support_(false) {
+      network_usage_support_(false),
+      process_resource_(process_resource) {
   // We cache the process id because it's not cheap to calculate, and it won't
   // be available when we get the plugin disconnected notification.
   pid_ = base::GetProcId(handle);
@@ -200,6 +210,29 @@ base::string16 ChildProcessResource::GetLocalizedTitle() const {
   return title;
 }
 
+void ChildProcessResource::Refresh() {
+  if (process_resource_)
+    process_resource_->Refresh();
+}
+
+bool ChildProcessResource::ReportsV8MemoryStats() const {
+  if (process_resource_)
+    return process_resource_->ReportsV8MemoryStats();
+  return false;
+}
+
+size_t ChildProcessResource::GetV8MemoryAllocated() const {
+  if (process_resource_)
+    return process_resource_->GetV8MemoryAllocated();
+  return 0;
+}
+
+size_t ChildProcessResource::GetV8MemoryUsed() const {
+  if (process_resource_)
+    return process_resource_->GetV8MemoryUsed();
+  return 0;
+}
+
 ////////////////////////////////////////////////////////////////////////////////
 // ChildProcessResourceProvider class
 ////////////////////////////////////////////////////////////////////////////////
@@ -300,7 +333,8 @@ void ChildProcessResourceProvider::AddToTaskManager(
           child_process_data.process_type,
           child_process_data.name,
           child_process_data.handle,
-          child_process_data.id);
+          child_process_data.id,
+          child_process_data.process_resource);
   resources_[child_process_data.handle] = resource;
   pid_to_resources_[resource->process_id()] = resource;
   task_manager_->AddResource(resource);