[Android] Incorporate findbugs into android builds.

android_webview/javatests/src/org/chromium/android_webview/test/AndroidScrollIntegrationTest.java

 // Copyright 2013 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 package org.chromium.android_webview.test;
 
 import android.content.Context;
 import android.os.Build;
 import android.test.suitebuilder.annotation.SmallTest;
 import android.view.View;
 import android.widget.OverScroller;
 
 import org.chromium.android_webview.AwContents;
 import org.chromium.android_webview.AwScrollOffsetManager;
 import org.chromium.android_webview.test.util.AwTestTouchUtils;
 import org.chromium.android_webview.test.util.CommonResources;
 import org.chromium.android_webview.test.util.JavascriptEventObserver;
+import org.chromium.base.annotations.SuppressFBWarnings;
 import org.chromium.base.test.util.Feature;
 import org.chromium.base.test.util.MinAndroidSdkLevel;
 import org.chromium.content.browser.test.util.CallbackHelper;
 import org.chromium.content_public.browser.GestureStateListener;
 import org.chromium.ui.gfx.DeviceDisplayInfo;
 
 import java.util.Locale;
 import java.util.concurrent.Callable;
 import java.util.concurrent.CountDownLatch;
 import java.util.concurrent.atomic.AtomicBoolean;
 
 /**
  * Integration tests for synchronous scrolling.
  */
 @MinAndroidSdkLevel(Build.VERSION_CODES.KITKAT)
+@SuppressFBWarnings("DLS_DEAD_LOCAL_STORE")
 public class AndroidScrollIntegrationTest extends AwTestBase {
     private static class OverScrollByCallbackHelper extends CallbackHelper {
         int mDeltaX;
         int mDeltaY;
         int mScrollRangeY;
 
         public int getDeltaX() {
             assert getCallCount() > 0;
             return mDeltaX;
         }
@@ skipping 718 matching lines @@
                 assertTrue(String.format(Locale.ENGLISH,
                         "Scroll range should increase after zoom (%d) > (%d)",
                         newScrollRange, oldScrollRange), newScrollRange > oldScrollRange);
                 assertEquals(awContents.getContentHeightCss(), oldContentHeightApproximation);
                 assertEquals(awContents.getContentHeightCss(), newContentHeightApproximation);
             }
         });
 
     }
 }