Reland: Add MemoryCoordinator

content/browser/memory/memory_coordinator_browsertest.cc

Index: content/browser/memory/memory_coordinator_browsertest.cc
diff --git a/content/browser/memory/memory_coordinator_browsertest.cc b/content/browser/memory/memory_coordinator_browsertest.cc
new file mode 100644
index 0000000000000000000000000000000000000000..6000ce948161adbeb0e9301852c7e505a169b979
--- /dev/null
+++ b/content/browser/memory/memory_coordinator_browsertest.cc
@@ -0,0 +1,36 @@
+// Copyright 2016 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.
+
+#include "components/memory_coordinator/browser/memory_coordinator.h"
+#include "components/memory_coordinator/common/memory_coordinator_features.h"
+#include "content/browser/browser_main_loop.h"
+#include "content/public/test/content_browser_test.h"
+#include "content/public/test/content_browser_test_utils.h"
+
+namespace content {
+
+class MemoryCoordinatorTest : public ContentBrowserTest {
+ public:
+  MemoryCoordinatorTest() {}
+
+  void SetUp() override {
+    memory_coordinator::EnableForTesting();
+    ContentBrowserTest::SetUp();
+  }
+
+ protected:
+  memory_coordinator::MemoryCoordinator* memory_coordinator() {
+    return BrowserMainLoop::GetInstance()->memory_coordinator();
+  }
+
+  DISALLOW_COPY_AND_ASSIGN(MemoryCoordinatorTest);
+};
+
+IN_PROC_BROWSER_TEST_F(MemoryCoordinatorTest, HandleAdded) {
+  GURL url = GetTestUrl("", "simple_page.html");
+  NavigateToURL(shell(), url);
+  EXPECT_EQ(1u, memory_coordinator()->NumChildrenForTesting());
+}
+
+}  // namespace content