Revert "Unrevert 119770 - "Event pages: remember events that the page registered for,"

chrome/browser/extensions/extension_process_manager.cc

Index: chrome/browser/extensions/extension_process_manager.cc
diff --git a/chrome/browser/extensions/extension_process_manager.cc b/chrome/browser/extensions/extension_process_manager.cc
index f00ea56d564a8f53635721a46d874c3a644cfc22..9e824dbc0903bc117ff5f30a598d732fd5236d68 100644
--- a/chrome/browser/extensions/extension_process_manager.cc
+++ b/chrome/browser/extensions/extension_process_manager.cc
@@ -35,10 +35,6 @@ using content::OpenURLParams;
 using content::Referrer;
 using content::SiteInstance;
 
-namespace events {
-const char kOnInstalled[] = "experimental.extension.onInstalled";
-};  // namespace events
-
 namespace {
 
 // Incognito profiles use this process manager. It is mostly a shim that decides
@@ -71,14 +67,9 @@ class IncognitoExtensionProcessManager : public ExtensionProcessManager {
 
 static void CreateBackgroundHostForExtensionLoad(
     ExtensionProcessManager* manager, const Extension* extension) {
-  if (extension->has_background_page()) {
-    if (extension->background_page_persists()) {
-      manager->CreateBackgroundHost(extension, extension->GetBackgroundURL());
-    } else {
-      // TODO(mpcomplete): Only call this on install once we persist event
-      // registration. Also call this for regular background pages.
-      manager->DispatchExtensionInstalledEvent(extension);
-    }
+  if (extension->has_background_page() &&
+      extension->background_page_persists()) {
+    manager->CreateBackgroundHost(extension, extension->GetBackgroundURL());
   }
 }
 
@@ -418,14 +409,6 @@ void ExtensionProcessManager::CloseBackgroundHosts() {
   }
 }
 
-void ExtensionProcessManager::DispatchExtensionInstalledEvent(
-    const Extension* extension) {
-  ExtensionEventRouter* router = GetProfile()->GetExtensionEventRouter();
-  router->AddLazyEventListener(events::kOnInstalled, extension->id());
-  router->DispatchEventToExtension(
-      extension->id(), events::kOnInstalled, "[]", NULL, GURL());
-}
-
 //
 // IncognitoExtensionProcessManager
 //