ART: Change indentation to 4 spaces in run-test shard 16.

Created with
    for testName in \
      `git grep -E '^  public static void main\(String\[\]' \
          -- test/*16-*/src/Main.java | \
      sed '-es/\/src\/Main.java:.*//'`; \
    do \
        find $testName/ -type f -name *.java | \
        xargs sed -E '-es/^((  )+)/\1\1/' --in-place ; \
    done
Manually edited long lines found with
    git log -n1 -p | grep -E '^\+.{101}'
in test/916-obsolete-jit/src/Main.java .

Test: buildbot-build.sh --target
Change-Id: I096e06729554bfa010efdcc7c510690269cd3a53
diff --git a/test/616-cha-regression-proxy-method/src/Main.java b/test/616-cha-regression-proxy-method/src/Main.java
index 176f80b..14bc7a3 100644
--- a/test/616-cha-regression-proxy-method/src/Main.java
+++ b/test/616-cha-regression-proxy-method/src/Main.java
@@ -19,113 +19,113 @@
 import java.lang.reflect.Proxy;
 
 class Main1 {
-  void foo(int i) {
-    if (i != 1) {
-      printError("error1");
+    void foo(int i) {
+        if (i != 1) {
+            printError("error1");
+        }
     }
-  }
 
-  void printError(String msg) {
-    System.out.println(msg);
-  }
+    void printError(String msg) {
+        System.out.println(msg);
+    }
 }
 
 class Main2 extends Main1 {
-  void foo(int i) {
-    if (i != 2) {
-      printError("error2");
+    void foo(int i) {
+        if (i != 2) {
+            printError("error2");
+        }
     }
-  }
 }
 
 class Proxied implements Runnable {
-  public void run() {
-    synchronized(Main.class) {
-      Main.sOtherThreadStarted = true;
-      // Wait for Main2 to be linked and deoptimization is triggered.
-      try {
-        Main.class.wait();
-      } catch (Exception e) {
-      }
+    public void run() {
+        synchronized(Main.class) {
+            Main.sOtherThreadStarted = true;
+            // Wait for Main2 to be linked and deoptimization is triggered.
+            try {
+                Main.class.wait();
+            } catch (Exception e) {
+            }
+        }
     }
-  }
 }
 
 class MyInvocationHandler implements InvocationHandler {
-  private final Proxied proxied;
+    private final Proxied proxied;
 
-  public MyInvocationHandler(Proxied proxied) {
-    this.proxied = proxied;
-  }
+    public MyInvocationHandler(Proxied proxied) {
+        this.proxied = proxied;
+    }
 
-  public Object invoke(Object proxy, Method method, Object[] args) throws Throwable {
-    return method.invoke(proxied, args);
-  }
+    public Object invoke(Object proxy, Method method, Object[] args) throws Throwable {
+        return method.invoke(proxied, args);
+    }
 }
 
 public class Main {
-  static Main1 sMain1;
-  static Main1 sMain2;
-  static volatile boolean sOtherThreadStarted;
+    static Main1 sMain1;
+    static Main1 sMain2;
+    static volatile boolean sOtherThreadStarted;
 
-  // sMain1.foo() will be always be Main1.foo() before Main2 is loaded/linked.
-  // So sMain1.foo() can be devirtualized to Main1.foo() and be inlined.
-  // After Helper.createMain2() which links in Main2, live testOverride() on stack
-  // should be deoptimized.
-  static void testOverride() {
-    sMain1.foo(sMain1.getClass() == Main1.class ? 1 : 2);
+    // sMain1.foo() will be always be Main1.foo() before Main2 is loaded/linked.
+    // So sMain1.foo() can be devirtualized to Main1.foo() and be inlined.
+    // After Helper.createMain2() which links in Main2, live testOverride() on stack
+    // should be deoptimized.
+    static void testOverride() {
+        sMain1.foo(sMain1.getClass() == Main1.class ? 1 : 2);
 
-    // Wait for the other thread to start.
-    while (!sOtherThreadStarted);
-    // Create an Main2 instance and assign it to sMain2.
-    // sMain1 is kept the same.
-    sMain2 = Helper.createMain2();
-    // Wake up the other thread.
-    synchronized(Main.class) {
-      Main.class.notify();
+        // Wait for the other thread to start.
+        while (!sOtherThreadStarted);
+        // Create an Main2 instance and assign it to sMain2.
+        // sMain1 is kept the same.
+        sMain2 = Helper.createMain2();
+        // Wake up the other thread.
+        synchronized(Main.class) {
+            Main.class.notify();
+        }
+
+        // There should be a deoptimization here right after Main2 is linked by
+        // calling Helper.createMain2(), even though sMain1 didn't change.
+        // The behavior here would be different if inline-cache is used, which
+        // doesn't deoptimize since sMain1 still hits the type cache.
+        sMain1.foo(sMain1.getClass() == Main1.class ? 1 : 2);
+        if (sMain2 != null) {
+            sMain2.foo(sMain2.getClass() == Main1.class ? 1 : 2);
+        }
     }
 
-    // There should be a deoptimization here right after Main2 is linked by
-    // calling Helper.createMain2(), even though sMain1 didn't change.
-    // The behavior here would be different if inline-cache is used, which
-    // doesn't deoptimize since sMain1 still hits the type cache.
-    sMain1.foo(sMain1.getClass() == Main1.class ? 1 : 2);
-    if (sMain2 != null) {
-      sMain2.foo(sMain2.getClass() == Main1.class ? 1 : 2);
+    // Test scenarios under which CHA-based devirtualization happens,
+    // and class loading that overrides a method can invalidate compiled code.
+    // Also create a proxy method such that a proxy method's frame is visited
+    // during stack walking.
+    public static void main(String[] args) {
+        System.loadLibrary(args[0]);
+        // sMain1 is an instance of Main1. Main2 hasn't bee loaded yet.
+        sMain1 = new Main1();
+
+        // Create another thread that calls a proxy method.
+        new Thread() {
+            public void run() {
+                Runnable proxy = (Runnable)Proxy.newProxyInstance(
+                        Proxied.class.getClassLoader(),
+                        new Class[] { Runnable.class },
+                        new MyInvocationHandler(new Proxied()));
+                proxy.run();
+            }
+        }.start();
+
+        ensureJitCompiled(Main.class, "testOverride");
+        // This will create Main2 instance in the middle of testOverride().
+        testOverride();
     }
-  }
 
-  // Test scenarios under which CHA-based devirtualization happens,
-  // and class loading that overrides a method can invalidate compiled code.
-  // Also create a proxy method such that a proxy method's frame is visited
-  // during stack walking.
-  public static void main(String[] args) {
-    System.loadLibrary(args[0]);
-    // sMain1 is an instance of Main1. Main2 hasn't bee loaded yet.
-    sMain1 = new Main1();
-
-    // Create another thread that calls a proxy method.
-    new Thread() {
-      public void run() {
-        Runnable proxy = (Runnable)Proxy.newProxyInstance(
-            Proxied.class.getClassLoader(),
-            new Class[] { Runnable.class },
-            new MyInvocationHandler(new Proxied()));
-        proxy.run();
-      }
-    }.start();
-
-    ensureJitCompiled(Main.class, "testOverride");
-    // This will create Main2 instance in the middle of testOverride().
-    testOverride();
-  }
-
-  private static native void ensureJitCompiled(Class<?> itf, String method_name);
+    private static native void ensureJitCompiled(Class<?> itf, String method_name);
 }
 
 // Put createMain2() in another class to avoid class loading due to verifier.
 class Helper {
-  static Main1 createMain2() {
-    return new Main2();
-  }
+    static Main1 createMain2() {
+        return new Main2();
+    }
 }