Move session_id.{cc,h} from chrome/browser/sessions to components/sessions

chrome/browser/ui/views/extensions/extension_action_view_controller.cc

Index: chrome/browser/ui/views/extensions/extension_action_view_controller.cc
diff --git a/chrome/browser/ui/views/extensions/extension_action_view_controller.cc b/chrome/browser/ui/views/extensions/extension_action_view_controller.cc
index 791e5fedde181b5d1c3f0fce30d9c682fa6c5d18..c5bbe6359b216fee14d2e2b9f72e1df677c67291 100644
--- a/chrome/browser/ui/views/extensions/extension_action_view_controller.cc
+++ b/chrome/browser/ui/views/extensions/extension_action_view_controller.cc
@@ -11,7 +11,7 @@
 #include "chrome/browser/extensions/location_bar_controller.h"
 #include "chrome/browser/extensions/tab_helper.h"
 #include "chrome/browser/profiles/profile.h"
-#include "chrome/browser/sessions/session_id.h"
+#include "chrome/browser/sessions/session_tab_helper.h"
 #include "chrome/browser/ui/browser.h"
 #include "chrome/browser/ui/extensions/accelerator_priority.h"
 #include "chrome/browser/ui/views/extensions/extension_action_view_delegate.h"
@@ -115,7 +115,7 @@ gfx::Image ExtensionActionViewController::GetIcon(int tab_id) {
 
 int ExtensionActionViewController::GetCurrentTabId() const {
   content::WebContents* web_contents = delegate_->GetCurrentWebContents();
-  return web_contents ? SessionID::IdForTab(web_contents) : -1;
+  return web_contents ? SessionTabHelper::IdForTab(web_contents) : -1;
 }
 
 void ExtensionActionViewController::RegisterCommand() {