Add CryptAuth managers to EasyUnlockServiceRegular

chrome/browser/signin/chrome_proximity_auth_client.h

Index: chrome/browser/signin/chrome_proximity_auth_client.h
diff --git a/chrome/browser/signin/chrome_proximity_auth_client.h b/chrome/browser/signin/chrome_proximity_auth_client.h
index 7a0815e36f46a34bf9368a4eafb58d4f15b1b8f0..6200599da2d8b98a2caf28ccb3c880211cc209cd 100644
--- a/chrome/browser/signin/chrome_proximity_auth_client.h
+++ b/chrome/browser/signin/chrome_proximity_auth_client.h
@@ -36,6 +36,9 @@ class ChromeProximityAuthClient : public proximity_auth::ProximityAuthClient {
   void FinalizeSignin(const std::string& secret) override;
 
  private:
+  // Returns the EasyUnlockService instance used inside user sessions.
+  EasyUnlockServiceRegular* GetEasyUnlockServiceRegular();
+
   Profile* const profile_;
 
   DISALLOW_COPY_AND_ASSIGN(ChromeProximityAuthClient);