ReactPicker extends AppCompatSpinner (facebook#23303)

Summary:
Google recommends to extend AppCompat widget, and this PR changes ReactPicker to extend AppCompatSpinner.

[Android] [Changed] - ReactPicker extends AppCompatSpinner
Pull Request resolved: facebook#23303

Differential Revision: D13973918

Pulled By: cpojer

fbshipit-source-id: f925994eb631815c7461ed519701cd77e7068f38

Author: dulmandakh

ReactAndroid/src/androidTest/java/com/facebook/react/tests/BUCK

@@ -7,6 +7,7 @@ rn_android_library(
         "PUBLIC",
     ],
     deps = [
+        react_native_dep("third-party/android/support/v7/appcompat-orig:appcompat"),
         react_native_dep("third-party/android/support/v4:lib-support-v4"),
         react_native_dep("third-party/java/jsr-305:jsr-305"),
         react_native_dep("third-party/java/junit:junit"),

ReactAndroid/src/main/java/com/facebook/react/views/picker/BUCK

@@ -6,6 +6,10 @@ rn_android_library(
     visibility = [
         "PUBLIC",
     ],
+    provided_deps = [
+        react_native_dep("third-party/android/support/v4:lib-support-v4"),
+        react_native_dep("third-party/android/support/v7/appcompat-orig:appcompat"),
+    ],
     deps = [
         react_native_dep("third-party/java/infer-annotations:infer-annotations"),
         react_native_dep("third-party/java/jsr-305:jsr-305"),

ReactAndroid/src/main/java/com/facebook/react/views/picker/ReactPicker.java

@@ -8,6 +8,7 @@
 package com.facebook.react.views.picker;
 
 import android.content.Context;
+import android.support.v7.widget.AppCompatSpinner;
 import android.util.AttributeSet;
 import android.view.View;
 import android.widget.AdapterView;
@@ -17,9 +18,9 @@
 
 import javax.annotation.Nullable;
 
-public class ReactPicker extends Spinner {
+public class ReactPicker extends AppCompatSpinner {
 
-  private int mMode = MODE_DIALOG;
+  private int mMode = Spinner.MODE_DIALOG;
   private @Nullable Integer mPrimaryColor;
   private @Nullable OnSelectListener mOnSelectListener;
   private @Nullable Integer mStagedSelection;

ReactAndroid/src/main/third-party/android/support/v7/appcompat-orig/BUCK

@@ -19,7 +19,7 @@ rn_android_library(
         ":res-for-appcompat",
     ],
     exported_deps = [
-        ":classes-for-react-native",
+        ":classes-for-react-native"
     ],
 )