android: Move CleanupReference to android_webview

content/public/android/javatests/src/org/chromium/content/common/CleanupReferenceTest.java

Index: content/public/android/javatests/src/org/chromium/content/common/CleanupReferenceTest.java
diff --git a/content/public/android/javatests/src/org/chromium/content/common/CleanupReferenceTest.java b/content/public/android/javatests/src/org/chromium/content/common/CleanupReferenceTest.java
deleted file mode 100644
index b8c3b344bfebe42d1a1b4f98fd287133ad83e35f..0000000000000000000000000000000000000000
--- a/content/public/android/javatests/src/org/chromium/content/common/CleanupReferenceTest.java
+++ /dev/null
@@ -1,107 +0,0 @@
-// 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.content.common;
-
-import android.test.InstrumentationTestCase;
-import android.test.suitebuilder.annotation.SmallTest;
-
-import org.chromium.base.annotations.SuppressFBWarnings;
-import org.chromium.base.test.util.Feature;
-import org.chromium.content.browser.test.util.Criteria;
-import org.chromium.content.browser.test.util.CriteriaHelper;
-
-import java.util.concurrent.Callable;
-import java.util.concurrent.atomic.AtomicInteger;
-
-/** Test suite for {@link CleanupReference}. */
-public class CleanupReferenceTest extends InstrumentationTestCase {
-
-    private static AtomicInteger sObjectCount = new AtomicInteger();
-
-    private static class ReferredObject {
-
-        private CleanupReference mRef;
-
-        // Remember: this MUST be a static class, to avoid an implicit ref back to the
-        // owning ReferredObject instance which would defeat GC of that object.
-        private static class DestroyRunnable implements Runnable {
-            @Override
-            public void run() {
-                sObjectCount.decrementAndGet();
-            }
-        };
-
-        @SuppressFBWarnings("URF_UNREAD_FIELD")
-        public ReferredObject() {
-            sObjectCount.incrementAndGet();
-            mRef = new CleanupReference(this, new DestroyRunnable());
-        }
-    }
-
-    @Override
-    public void setUp() throws Exception {
-        super.setUp();
-        sObjectCount.set(0);
-    }
-
-    @SuppressFBWarnings("DM_GC")
-    private void collectGarbage() {
-        // While this is only a 'hint' to the VM, it's generally effective and sufficient on
-        // dalvik. If this changes in future, maybe try allocating a few gargantuan objects
-        // too, to force the GC to work.
-        Runtime.getRuntime().gc();
-    }
-
-    @SuppressFBWarnings("DLS_DEAD_LOCAL_STORE")
-    @SmallTest
-    @Feature({"AndroidWebView"})
-    public void testCreateSingle() throws Throwable {
-        assertEquals(0, sObjectCount.get());
-
-        ReferredObject instance = new ReferredObject();
-        assertEquals(1, sObjectCount.get());
-
-        instance = null;
-        // Ensure compiler / instrumentation does not strip out the assignment.
-        assertTrue(instance == null);
-        collectGarbage();
-        CriteriaHelper.pollInstrumentationThread(Criteria.equals(0, new Callable<Integer>() {
-            @Override
-            public Integer call() {
-                return sObjectCount.get();
-            }
-        }));
-    }
-
-    @SuppressFBWarnings("UC_USELESS_OBJECT")
-    @SmallTest
-    @Feature({"AndroidWebView"})
-    public void testCreateMany() throws Throwable {
-        assertEquals(0, sObjectCount.get());
-
-        final int instanceCount = 20;
-        ReferredObject[] instances = new ReferredObject[instanceCount];
-
-        for (int i = 0; i < instanceCount; ++i) {
-            instances[i] = new ReferredObject();
-            assertEquals(i + 1, sObjectCount.get());
-        }
-
-        instances = null;
-        // Ensure compiler / instrumentation does not strip out the assignment.
-        assertTrue(instances == null);
-        // Calling sObjectCount.get() before collectGarbage() seems to be required for the objects
-        // to be GC'ed only when building using GN.
-        assertTrue(sObjectCount.get() != -1);
-        collectGarbage();
-        CriteriaHelper.pollInstrumentationThread(Criteria.equals(0, new Callable<Integer>() {
-            @Override
-            public Integer call() {
-                return sObjectCount.get();
-            }
-        }));
-    }
-
-}