Introduce new chrome.easyUnlock APIs for getting the sign-in challenge and using it to sign-in the …

chrome/browser/extensions/api/easy_unlock_private/easy_unlock_private_api.cc

Index: chrome/browser/extensions/api/easy_unlock_private/easy_unlock_private_api.cc
diff --git a/chrome/browser/extensions/api/easy_unlock_private/easy_unlock_private_api.cc b/chrome/browser/extensions/api/easy_unlock_private/easy_unlock_private_api.cc
index 703ba392b708e8649f2b84763496e7de6a45eaa1..42329571c84f19b04e82271e9e2991f281502e2f 100644
--- a/chrome/browser/extensions/api/easy_unlock_private/easy_unlock_private_api.cc
+++ b/chrome/browser/extensions/api/easy_unlock_private/easy_unlock_private_api.cc
@@ -546,5 +546,33 @@ bool EasyUnlockPrivateGetRemoteDevicesFunction::RunSync() {
   return true;
 }
 
+EasyUnlockPrivateGetSignInChallengeFunction::
+    EasyUnlockPrivateGetSignInChallengeFunction() {
+}
+
+EasyUnlockPrivateGetSignInChallengeFunction::
+    ~EasyUnlockPrivateGetSignInChallengeFunction() {
+}
+
+bool EasyUnlockPrivateGetSignInChallengeFunction::RunAsync() {
+  SetError("Not implemented");
+  SendResponse(false);
+  return true;
+}
+
+EasyUnlockPrivateTrySignInSecretFunction::
+    EasyUnlockPrivateTrySignInSecretFunction() {
+}
+
+EasyUnlockPrivateTrySignInSecretFunction::
+    ~EasyUnlockPrivateTrySignInSecretFunction() {
+}
+
+bool EasyUnlockPrivateTrySignInSecretFunction::RunAsync() {
+  SetError("Not implemented");
+  SendResponse(false);
+  return true;
+}
+
 }  // namespace api
 }  // namespace extensions