Enable NeedsBraces check and fix some checkstyle issues.

android_webview/javatests/src/org/chromium/android_webview/test/util/VideoSurfaceViewUtils.java

Index: android_webview/javatests/src/org/chromium/android_webview/test/util/VideoSurfaceViewUtils.java
diff --git a/android_webview/javatests/src/org/chromium/android_webview/test/util/VideoSurfaceViewUtils.java b/android_webview/javatests/src/org/chromium/android_webview/test/util/VideoSurfaceViewUtils.java
index eb28048a7a47a58a5707b0ca0ae263492013e361..0508be45a2d59da80ac21a70c25b5a6a29823ec1 100644
--- a/android_webview/javatests/src/org/chromium/android_webview/test/util/VideoSurfaceViewUtils.java
+++ b/android_webview/javatests/src/org/chromium/android_webview/test/util/VideoSurfaceViewUtils.java
@@ -120,15 +120,14 @@ public class VideoSurfaceViewUtils {
 
     private static int containsNumChildrenOfTypeOnUiThread(final View view,
             final Class<? extends View> childType, int sum) throws Exception {
-        if (childType.isInstance(view))
-            return 1;
+        if (childType.isInstance(view)) return 1;
 
         if (view instanceof ViewGroup) {
             ViewGroup viewGroup = (ViewGroup) view;
-            for (int i = 0; i < viewGroup.getChildCount(); i++)
+            for (int i = 0; i < viewGroup.getChildCount(); i++) {
                 sum += containsNumChildrenOfTypeOnUiThread(viewGroup.getChildAt(i), childType);
+            }
         }
-
         return sum;
     }
 }