Issues when i integrate google sign in option to my application in android studio 1.2.2

Question

I got some issues in the google sign option integration.

I am using android studio 1.2.2 and i follow the link https://developers.google.com/identity/sign-in/android/start

but got error in manifest file

<meta-data
            android:name="com.google.android.gms.version"
            android:value="@integer/google_play_services_version" />

At @integer/google_play_services_version as red color says Cannot resolve symbol issue.

Additional information

Added this to my projects build.gradle

classpath 'com.google.gms:google-services:1.3.0-beta1'

and this to module build.gradle

apply plugin: 'com.google.gms.google-services'

Gradle build successfully

Answer 1

Finally found solution ,

dependencies {
        compile 'com.google.android.gms:play-services:7.5.0'
    }

Adding this has solve that issues. I don't know why its not mentioned in the googles document

Some more information about the issues

In the document they have mentioned the followings

The Google Services plugin for Gradle parses configuration information from the google-services.json file. Add the plugin to your project by updating your top-level build.gradle and your app-level build.gradle files as follows:

I have added the googel-services.json in my project route folder as described in the document, but its not add any library to my application until i add the compile 'com.google.android.gms:play-services:7.5.0' to my module.