title: Firebase Auth "Google Play Store is missing" issue
body: <p>I have tried to connect  my app with firebase , But I cant 
  Am using Android Studio 2.2.3</p>
  
  <p>I have added dependencies  in 
  build gradle( Project )</p>
  
  <pre><code>// Top-level build file where you can add configuration options common to all sub-projects/modules.
  
  buildscript {
      repositories {
          jcenter()
      }
      dependencies {
          classpath 'com.android.tools.build:gradle:2.2.3'
          classpath 'com.google.gms:google-services:3.0.0'
  
          // NOTE: Do not place your application dependencies here; they belong
          // in the individual module build.gradle files
      }
  }
  
  allprojects {
      repositories {
          jcenter()
      }
  }
  
  task clean(type: Delete) {
      delete rootProject.buildDir
  }
  </code></pre>
  
  <p>and build gradle (app)</p>
  
  <pre><code>apply plugin: 'com.android.application'
  android {
      compileSdkVersion 25
      buildToolsVersion "25.0.2"
      defaultConfig {
          applicationId "dev.fbase.com.firebaseexample"
          minSdkVersion 15
          targetSdkVersion 25
          versionCode 1
          versionName "1.0"
          testInstrumentationRunner "android.support.test.runner.AndroidJUnitRunner"
      }
      buildTypes {
          release {
              minifyEnabled false
              proguardFiles getDefaultProguardFile('proguard-android.txt'), 'proguard-rules.pro'
          }
      }
  }
  
  dependencies {
      compile fileTree(dir: 'libs', include: ['*.jar'])
      androidTestCompile('com.android.support.test.espresso:espresso-core:2.2.2', {
          exclude group: 'com.android.support', module: 'support-annotations'
      })
      compile 'com.android.support:appcompat-v7:25.0.1'
      testCompile 'junit:junit:4.12'
      compile 'com.google.firebase:firebase-auth:10.0.0'
  }
  apply plugin: 'com.google.gms.google-services'
  </code></pre>
  
  <p>and my code is</p>
  
  <pre><code>public class MainActivity extends AppCompatActivity implements View.OnClickListener{
      private EditText editTextEmail,editTextPassword;
      private Button btnRegister;
      private ProgressDialog progressDialog;
      private FirebaseAuth firebaseAuth;
      @Override
      protected void onCreate(Bundle savedInstanceState) {
          super.onCreate(savedInstanceState);
          setContentView(R.layout.activity_main);
          progressDialog = new ProgressDialog(this);
          editTextEmail = (EditText)findViewById(R.id.editTextEmail);
          editTextPassword = (EditText)findViewById(R.id.editTextPassword);
          btnRegister = (Button) findViewById(R.id.btnRegister);
          firebaseAuth = FirebaseAuth.getInstance();
  
          btnRegister.setOnClickListener(this);
  
  
      }
      public void register(){
          String email = editTextEmail.getText().toString().trim();
          String password = editTextPassword.getText().toString().trim();
          Toast.makeText(this, ""+email+password, Toast.LENGTH_SHORT).show();
  
          if (TextUtils.isEmpty(email)||TextUtils.isEmpty(password))
          {
              Toast.makeText(MainActivity.this,"fill all the fields",Toast.LENGTH_SHORT).show();
              return;
          }
          progressDialog.setMessage("Registering..");
          progressDialog.show();
          firebaseAuth.createUserWithEmailAndPassword(email,password)
                  .addOnCompleteListener(this, new OnCompleteListener&lt;AuthResult&gt;() {
                      @Override
                      public void onComplete(@NonNull Task&lt;AuthResult&gt; task) {
                          Toast.makeText(MainActivity.this, "success", Toast.LENGTH_SHORT).show();
  
                          if(task.isSuccessful())
                          {
                              progressDialog.dismiss();
  
                              Toast.makeText(MainActivity.this,"Registration Success",Toast.LENGTH_SHORT).show();
                          }
                          else
                          {
                              Toast.makeText(MainActivity.this,"Registration Failed",Toast.LENGTH_SHORT).show();
                          }
                      }
                  });
      }
      @Override
      public void onClick(View v) {
          if(v==btnRegister)
          {
              register();
          }
  
      }
  }
  </code></pre>
  
  <p>the xml layout having 
  two text fields (EditTexts) and 
  One Button 
  I got this code from a tutorial Video 
  They executed this successfully  but i have tried  there is showing an exception</p>
  
  <blockquote>
    <p>03-14 13:31:31.585 1054-1772/system_process V/WindowManager: Adding
    window Window{f249820 u0 PopupWindow:5e4fee9} at 3 of 8 (after
    Window{d1abaee u0
    dev.fbase.com.firebaseexample/dev.fbase.com.firebaseexample.MainActivity})
    03-14 13:31:31.642 2331-2632/dev.fbase.com.firebaseexample
    W/EGL_emulation: eglSurfaceAttrib not implemented 03-14 13:31:31.642
    2331-2632/dev.fbase.com.firebaseexample W/OpenGLRenderer: Failed to
    set EGL_SWAP_BEHAVIOR on surface 0xe242b580, error=EGL_SUCCESS 03-14
    13:32:00.808 1054-1225/system_process W/AudioTrack:
    AUDIO_OUTPUT_FLAG_FAST denied by client 03-14 13:32:00.846
    1054-1502/system_process V/WindowManager: not Base app: Adding window
    Window{4bd695 u0
    dev.fbase.com.firebaseexample/dev.fbase.com.firebaseexample.MainActivity}
    at 3 of 8 03-14 13:32:00.852 2331-2619/dev.fbase.com.firebaseexample
    W/DynamiteModule: Local module descriptor class for
    com.google.firebase.auth not found. 03-14 13:32:00.852
    2331-2619/dev.fbase.com.firebaseexample W/GooglePlayServicesUtil:
    Google Play Store is missing. 03-14 13:32:00.911
    2331-2632/dev.fbase.com.firebaseexample W/EGL_emulation:
    eglSurfaceAttrib not implemented 03-14 13:32:00.912
    2331-2632/dev.fbase.com.firebaseexample W/OpenGLRenderer: Failed to
    set EGL_SWAP_BEHAVIOR on surface 0xe242b720, error=EGL_SUCCESS 03-14
    13:32:01.335 2331-2632/dev.fbase.com.firebaseexample W/EGL_emulation:
    eglSurfaceAttrib not implemented 03-14 13:32:01.335
    2331-2632/dev.fbase.com.firebaseexample W/OpenGLRenderer: Failed to
    set EGL_SWAP_BEHAVIOR on surface 0xe247da20, error=EGL_SUCCESS 03-14
    13:32:01.721 2331-2632/dev.fbase.com.firebaseexample V/RenderScript:
    0xeed9da00 Launching thread(s), CPUs 4</p>
  </blockquote>