Add missing test to WeakPtr

base/memory/weak_ptr_unittest.cc

Index: base/memory/weak_ptr_unittest.cc
===================================================================
--- base/memory/weak_ptr_unittest.cc	(revision 85147)
+++ base/memory/weak_ptr_unittest.cc	(working copy)
@@ -80,6 +80,20 @@
   EXPECT_TRUE(b.get() == NULL);
 }
 
+TEST(WeakPtrTest, MultipleStaged) {
+  WeakPtr<int> a;
+  {
+    int data;
+    WeakPtrFactory<int> factory(&data);
+    a = factory.GetWeakPtr();
+    {
+      WeakPtr<int> b = factory.GetWeakPtr();

[willchan no longer on Chromium, 2011/05/24 22:29:24]

Maybe you should also add EXPECTs for b? Up to you.

+    }
+    EXPECT_TRUE(a.get() != NULL);
+  }
+  EXPECT_TRUE(a.get() == NULL);
+}
+
 TEST(WeakPtrTest, UpCast) {
   Derived data;
   WeakPtrFactory<Derived> factory(&data);