Fix implicit access to raw pointer of scoped_refptr.

blimp/common/blob_cache/in_memory_blob_cache_unittest.cc

 // 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 <algorithm>
 #include <memory>
 #include <vector>
 
 #include "base/logging.h"
 #include "base/memory/ptr_util.h"
@@ skipping 18 matching lines @@
  public:
   InMemoryBlobCacheTest() {}
   ~InMemoryBlobCacheTest() override {}
 
  protected:
   InMemoryBlobCache cache_;
 };
 
 TEST_F(InMemoryBlobCacheTest, SimplePutContainsAndGetOperations) {
   EXPECT_FALSE(cache_.Contains(kFoo));
-  EXPECT_EQ(nullptr, cache_.Get(kFoo));
+  EXPECT_FALSE(cache_.Get(kFoo));
 
   BlobDataPtr blob_data = CreateBlobDataPtr(kDeadbeef);
   cache_.Put(kFoo, blob_data);
 
   EXPECT_TRUE(cache_.Contains(kFoo));
   EXPECT_FALSE(cache_.Contains(kBar));
 
   BlobDataPtr out = cache_.Get(kFoo);
 
   EXPECT_EQ(blob_data, out);
 }
 
 TEST_F(InMemoryBlobCacheTest, TestDuplicatePut) {
   BlobDataPtr first = CreateBlobDataPtr(kDeadbeef);
   BlobDataPtr duplicate = CreateBlobDataPtr(kForbiddenCode);
   cache_.Put(kFoo, first);
 
   BlobDataPtr out1 = cache_.Get(kFoo);
   EXPECT_EQ(first, out1);
 
   // The second put should be ignored and retrieving kFoo should still retrieve
   // the first item.
   cache_.Put(kFoo, duplicate);
   BlobDataPtr out2 = cache_.Get(kFoo);
   EXPECT_EQ(first, out2);
 }
 
 }  // namespace
 }  // namespace blimp