Declarative content scripts: Renderer-side: per-extension shared memory regions (lazily loaded)

extensions/renderer/dispatcher.cc

Index: extensions/renderer/dispatcher.cc
diff --git a/extensions/renderer/dispatcher.cc b/extensions/renderer/dispatcher.cc
index fa242177fa2341141849ce945ff916f1a5f9a356..148904d1f032bf58072461a5a5abf36a0bfb583d 100644
--- a/extensions/renderer/dispatcher.cc
+++ b/extensions/renderer/dispatcher.cc
@@ -180,7 +180,7 @@ Dispatcher::Dispatcher(DispatcherDelegate* delegate)
       source_map_(&ResourceBundle::GetSharedInstance()),
       v8_schema_registry_(new V8SchemaRegistry),
       is_webkit_initialized_(false),
-      user_script_set_observer_(this) {
+      user_script_set_manager_observer_(this) {
   const CommandLine& command_line = *(CommandLine::ForCurrentProcess());
   is_extension_process_ =
       command_line.HasSwitch(extensions::switches::kExtensionProcess) ||
@@ -193,10 +193,10 @@ Dispatcher::Dispatcher(DispatcherDelegate* delegate)
 
   RenderThread::Get()->RegisterExtension(SafeBuiltins::CreateV8Extension());
 
-  user_script_set_.reset(new UserScriptSet(&extensions_));
+  user_script_set_manager_.reset(new UserScriptSetManager(&extensions_));
   script_injection_manager_.reset(
-      new ScriptInjectionManager(&extensions_, user_script_set_.get()));
-  user_script_set_observer_.Add(user_script_set_.get());
+      new ScriptInjectionManager(&extensions_, user_script_set_manager_.get()));
+  user_script_set_manager_observer_.Add(user_script_set_manager_.get());
   request_sender_.reset(new RequestSender(this));
   PopulateSourceMap();
 }
@@ -767,7 +767,7 @@ void Dispatcher::OnUserScriptsUpdated(
 
 void Dispatcher::UpdateActiveExtensions() {
   std::set<std::string> active_extensions = active_extension_ids_;
-  user_script_set_->GetActiveExtensionIds(&active_extensions);
+  user_script_set_manager_->GetAllActiveExtensionIds(&active_extensions);
   delegate_->OnActiveExtensionsUpdated(active_extensions);
 }