Remove EPM::all_hosts_

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 30fcb4d3dcffbdcce9788182e75f4b5cc7055858..57f6f62b01a9dbc2393fb524073f634a6898d1c3 100644
--- a/chrome/browser/extensions/extension_process_manager.cc
+++ b/chrome/browser/extensions/extension_process_manager.cc
@@ -10,6 +10,7 @@
 #include "chrome/browser/extensions/extension_host.h"
 #include "chrome/browser/extensions/extension_info_map.h"
 #include "chrome/browser/extensions/extension_service.h"
+#include "chrome/browser/extensions/extension_system.h"
 #include "chrome/browser/profiles/profile.h"
 #include "chrome/browser/ui/browser.h"
 #include "chrome/browser/ui/browser_window.h"
@@ -316,6 +317,14 @@ std::set<RenderViewHost*>
   return result;
 }
 
+const Extension* ExtensionProcessManager::GetExtensionForRenderViewHost(
+    content::RenderViewHost* render_view_host) {
+  ExtensionService* service =
+      ExtensionSystem::Get(GetProfile())->extension_service();
+  return service->extensions()->GetByID(
+      render_view_host->GetSiteInstance()->GetSite().host());
+}
+
 void ExtensionProcessManager::RegisterRenderViewHost(
     RenderViewHost* render_view_host,
     const Extension* extension) {
@@ -369,10 +378,6 @@ SiteInstance* ExtensionProcessManager::GetSiteInstanceForURL(const GURL& url) {
   return site_instance_->GetRelatedSiteInstance(url);
 }
 
-bool ExtensionProcessManager::HasExtensionHost(ExtensionHost* host) const {
-  return all_hosts_.find(host) != all_hosts_.end();
-}
-
 int ExtensionProcessManager::GetLazyKeepaliveCount(const Extension* extension) {
   if (!extension->has_lazy_background_page())
     return 0;
@@ -510,7 +515,6 @@ void ExtensionProcessManager::Observe(
 
     case chrome::NOTIFICATION_EXTENSION_HOST_DESTROYED: {
       ExtensionHost* host = content::Details<ExtensionHost>(details).ptr();
-      all_hosts_.erase(host);
       if (background_hosts_.erase(host))
         background_page_data_.erase(host->extension()->id());
       break;
@@ -583,8 +587,6 @@ Profile* ExtensionProcessManager::GetProfile() const {
 void ExtensionProcessManager::OnExtensionHostCreated(ExtensionHost* host,
                                                      bool is_background) {
   DCHECK_EQ(site_instance_->GetBrowserContext(), host->profile());
-
-  all_hosts_.insert(host);
   if (is_background)
     background_hosts_.insert(host);
 }
@@ -620,6 +622,16 @@ IncognitoExtensionProcessManager::IncognitoExtensionProcessManager(
                  content::NotificationService::AllSources());
 }
 
+const ExtensionProcessManager::ViewSet
+ExtensionProcessManager::GetAllViews() const {
+  ViewSet result;
+  for (ExtensionRenderViews::const_iterator iter = all_extension_views_.begin();
+       iter != all_extension_views_.end(); ++iter) {
+    result.insert(iter->first);
+  }
+  return result;
+}
+
 ExtensionHost* IncognitoExtensionProcessManager::CreateViewHost(
     const Extension* extension,
     const GURL& url,