SkQP: android.support.test -> androidx.test

Change-Id: I8f9cb8130162235754ecb390d3ebbe33fc526cf6
Reviewed-on: https://skia-review.googlesource.com/c/193161
Reviewed-by: Hal Canary <halcanary@google.com>
Commit-Queue: Hal Canary <halcanary@google.com>

Author: HalCanary

platform_tools/android/apps/skqp/build.gradle

@@ -8,7 +8,7 @@ apply plugin: 'com.android.application'
 
 dependencies {
     implementation 'com.android.support:design:26.+'
-    implementation 'com.android.support.test:runner:0.5'
+    implementation 'androidx.test:runner:1.1.0'
 }
 
 android {

platform_tools/android/apps/skqp/src/main/AndroidManifest.xml

@@ -29,6 +29,6 @@
       </activity>
       <uses-library android:name="android.test.runner" />
   </application>
-  <instrumentation android:name="android.support.test.runner.AndroidJUnitRunner"
+  <instrumentation android:name="androidx.test.runner.AndroidJUnitRunner"
                    android:targetPackage="org.skia.skqp"></instrumentation>
 </manifest>

platform_tools/android/apps/skqp/src/main/java/org/skia/skqp/SkQPRunner.java

@@ -10,8 +10,8 @@
 import android.content.Context;
 import android.content.res.AssetManager;
 import android.content.res.Resources;
-import android.support.test.InstrumentationRegistry;
 import android.util.Log;
+import androidx.test.InstrumentationRegistry;
 import java.io.File;
 import java.io.IOException;
 import java.text.SimpleDateFormat;