Extract abstract base to API directory for ProfileSyncService.

chrome/browser/autofill/autofill_manager_delegate.h

Index: chrome/browser/autofill/autofill_manager_delegate.h
diff --git a/chrome/browser/autofill/autofill_manager_delegate.h b/chrome/browser/autofill/autofill_manager_delegate.h
index 915354b7b7d3584d35a7915bb2b5fb037072c68c..b5754b1f6c6d46eff58065f7afde52baa3bcd0e4 100644
--- a/chrome/browser/autofill/autofill_manager_delegate.h
+++ b/chrome/browser/autofill/autofill_manager_delegate.h
@@ -25,6 +25,7 @@ struct PasswordForm;
 
 class InfoBarService;
 class PrefServiceBase;
+class ProfileSyncServiceBase;
 
 namespace autofill {
 
@@ -40,10 +41,10 @@ class AutofillManagerDelegate {
  public:
   virtual ~AutofillManagerDelegate() {}
 
-  // Gets the BrowserContext the AutofillManager is in.
+  // Gets the BrowserContext associated with the delegate.
   virtual content::BrowserContext* GetBrowserContext() const = 0;
 
-  // Gets the BrowserContext the AutofillManager is in, or if in an
+  // Gets the BrowserContext associated with the delegate, or if in an
   // incognito mode, the associated (original) BrowserContext.
   virtual content::BrowserContext* GetOriginalBrowserContext() const = 0;
 
@@ -53,6 +54,10 @@ class AutofillManagerDelegate {
   // Gets the preferences associated with the delegate.
   virtual PrefServiceBase* GetPrefs() = 0;
 
+  // Gets the profile sync service associated with the delegate.  Will
+  // be NULL if sync is not enabled.
+  virtual ProfileSyncServiceBase* GetProfileSyncService() = 0;
+
   // Returns true if saving passwords is currently enabled for the
   // delegate.
   virtual bool IsSavingPasswordsEnabled() const = 0;