Support ChildProcessAllocatorSettings in JUnit4 tests

content/public/test/android/javatests/src/org/chromium/content/browser/test/ChildProcessAllocatorSettingsHook.java

Index: content/public/test/android/javatests/src/org/chromium/content/browser/test/ChildProcessAllocatorSettingsHook.java
diff --git a/content/public/test/android/javatests/src/org/chromium/content/browser/test/ChildProcessAllocatorSettingsHook.java b/content/public/test/android/javatests/src/org/chromium/content/browser/test/ChildProcessAllocatorSettingsHook.java
index f27badd4ce6f930161eec392a5f0027df298bac6..ee368ab09e736b96be74a7695f220cbeb8835c11 100644
--- a/content/public/test/android/javatests/src/org/chromium/content/browser/test/ChildProcessAllocatorSettingsHook.java
+++ b/content/public/test/android/javatests/src/org/chromium/content/browser/test/ChildProcessAllocatorSettingsHook.java
@@ -11,14 +11,18 @@ import org.chromium.content.browser.ChildProcessLauncher;
 
 import java.lang.reflect.Method;
 
-/** PreTestHook used to register the ChildProcessAllocatorSettings annotation. */
+/**
+ * PreTestHook used to register the ChildProcessAllocatorSettings annotation.
+ *
+ * TODO(yolandyan): convert this to TestRule once content tests are changed JUnit4
+ * */
 public final class ChildProcessAllocatorSettingsHook implements PreTestHook {
     @Override
     public void run(Context targetContext, Method testMethod) {
         ChildProcessAllocatorSettings annotation =
                 testMethod.getAnnotation(ChildProcessAllocatorSettings.class);
         if (annotation != null) {
-            ChildProcessLauncher.setSanboxServicesSettingsForTesting(
+            ChildProcessLauncher.setSandboxServicesSettingsForTesting(
                     annotation.sandboxedServiceCount(), annotation.sandboxedServiceName());
         }
     }