title: "Error: The given sign-in provider is disabled for Firebase project." but i've enabled firebase google auth
body: <p><img src="https://i.stack.imgur.com/0Jawd.png" alt="Error"></p>
  
  <p><img src="https://i.stack.imgur.com/lT2Se.png" alt="Firebase Console"></p>
  
  <p>I'm using ionic 3 for android app but got error in google plus login with firebase. Integrated ionic and cordova g+ plugins and my code is</p>
  
  <pre><code>gPlusLogin(){
      this.nativeGLogin();
  }
  
  async nativeGLogin(){
      try {
         const gplusUser = await this.googlePlus.login({
           'webClientId': '235*********ie.apps.googleusercontent.com',
           'offline': true
         })
  
         return await this.afAuth.auth.signInWithCredential(firebase.auth.GithubAuthProvider.credential(gplusUser.idToken))
       } catch (error) {
           this.errorAlert(error)
       }
  }
  </code></pre>