Update from https://crrev.com/327068

base/test/malloc_wrapper.cc

Index: base/test/malloc_wrapper.cc
diff --git a/build/android/pylib/remote/device/dummy/src/org/chromium/dummy/Dummy.java b/base/test/malloc_wrapper.cc
similarity index 60%
copy from build/android/pylib/remote/device/dummy/src/org/chromium/dummy/Dummy.java
copy to base/test/malloc_wrapper.cc
index 1281b39586e399c3103b5f2ab3ca1f3fab26d182..eb280a3eeea52f49e534c7c5e3f6f7a40e80a750 100644
--- a/build/android/pylib/remote/device/dummy/src/org/chromium/dummy/Dummy.java
+++ b/base/test/malloc_wrapper.cc
@@ -2,8 +2,10 @@
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
-package org.chromium.dummy;
+#include "malloc_wrapper.h"
 
-/** Does nothing. */
-class Dummy {}
+#include <stdlib.h>
 
+void* MallocWrapper(size_t size) {
+  return malloc(size);
+}