Roll the engine and update for new binary names (#9089)

bin/internal/engine.version

-61fc1d6e31ab11752ec13385bd08447021790071
+bf698a1fe52e62d161c2aab351029670dc9b8651

packages/flutter/test/material/about_test.dart

@@ -69,7 +69,7 @@ void main() {
     await tester.pumpWidget(
       new Material(child: new AboutListTile()),
     );
-    expect(find.text('About sky_shell'), findsOneWidget);
+    expect(find.text('About flutter_tester'), findsOneWidget);
   });
 
   testWidgets('AboutListTile control test', (WidgetTester tester) async {

packages/flutter_tools/gradle/flutter.gradle

@@ -122,10 +122,10 @@ class FlutterPlugin implements Plugin<Project> {
             project.tasks.create("flutterBuildX86Jar", Jar) {
                 destinationDir flutterX86Jar.parentFile
                 archiveName flutterX86Jar.name
-                from("${flutterRoot}/bin/cache/artifacts/engine/android-x86/libsky_shell.so") {
+                from("${flutterRoot}/bin/cache/artifacts/engine/android-x86/libflutter.so") {
                     into "lib/x86"
                 }
-                from("${flutterRoot}/bin/cache/artifacts/engine/android-x64/libsky_shell.so") {
+                from("${flutterRoot}/bin/cache/artifacts/engine/android-x64/libflutter.so") {
                     into "lib/x86_64"
                 }
             }

packages/flutter_tools/lib/src/artifacts.dart

@@ -37,7 +37,7 @@ String _artifactToFileName(Artifact artifact) {
     case Artifact.genSnapshot:
       return 'gen_snapshot';
     case Artifact.skyShell:
-      return 'sky_shell';
+      return 'flutter_tester';
     case Artifact.snapshotDart:
       return 'snapshot.dart';
     case Artifact.flutterFramework:

packages/flutter_tools/lib/src/cache.dart

@@ -362,7 +362,7 @@ class FlutterEngine {
     for (FileSystemEntity entity in dir.listSync()) {
       if (entity is File) {
         final String name = fs.path.basename(entity.path);
-        if (name == 'sky_shell')
+        if (name == 'flutter_tester')
           os.makeExecutable(entity);
       }
     }

packages/flutter_tools/test/artifacts_test.dart

@@ -38,7 +38,7 @@ void main() {
 
       expect(
           artifacts.getArtifactPath(Artifact.skyShell),
-          fs.path.join(tempDir.path, 'bin', 'cache', 'artifacts', 'engine', 'linux-x64', 'sky_shell')
+          fs.path.join(tempDir.path, 'bin', 'cache', 'artifacts', 'engine', 'linux-x64', 'flutter_tester')
       );
     }, overrides: <Type, Generator> {
       Cache: () => new Cache(rootOverride: tempDir),
@@ -91,7 +91,7 @@ void main() {
 
       expect(
           artifacts.getArtifactPath(Artifact.skyShell),
-          fs.path.join(tempDir.path, 'out', 'android_debug_unopt', 'sky_shell')
+          fs.path.join(tempDir.path, 'out', 'android_debug_unopt', 'flutter_tester')
       );
     }, overrides: <Type, Generator> {
       Platform: () => new FakePlatform(operatingSystem: 'linux')