Try to consistently use arraysize() with strlcpy().

net/disk_cache/backend_unittest.cc

 // Copyright (c) 2006-2008 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 "base/basictypes.h"
 #include "base/file_util.h"
 #include "base/path_service.h"
 #include "base/platform_thread.h"
 #include "base/string_util.h"
 #include "net/base/net_errors.h"
 #include "net/disk_cache/backend_impl.h"
 #include "net/disk_cache/disk_cache_test_base.h"
 #include "net/disk_cache/disk_cache_test_util.h"
 #include "net/disk_cache/mapped_file.h"
 #include "testing/gtest/include/gtest/gtest.h"
@@ skipping 140 matching lines @@
   const char* kName1 = "the first key";
   const char* kName2 = "the first Key";
   disk_cache::Entry *entry1, *entry2;
   ASSERT_TRUE(cache_->CreateEntry(kName1, &entry1));
 
   ASSERT_TRUE(cache_->CreateEntry(kName2, &entry2));
   EXPECT_TRUE(entry1 != entry2) << "Case sensitive";
   entry2->Close();
 
   char buffer[30];
-  base::strlcpy(buffer, kName1, sizeof(buffer));
+  base::strlcpy(buffer, kName1, arraysize(buffer));
   ASSERT_TRUE(cache_->OpenEntry(buffer, &entry2));
   EXPECT_TRUE(entry1 == entry2);
   entry2->Close();
 
-  base::strlcpy(buffer + 1, kName1, sizeof(buffer) - 1);
+  base::strlcpy(buffer + 1, kName1, arraysize(buffer) - 1);
   ASSERT_TRUE(cache_->OpenEntry(buffer + 1, &entry2));
   EXPECT_TRUE(entry1 == entry2);
   entry2->Close();
 
-  base::strlcpy(buffer + 3,  kName1, sizeof(buffer) - 3);
+  base::strlcpy(buffer + 3,  kName1, arraysize(buffer) - 3);
   ASSERT_TRUE(cache_->OpenEntry(buffer + 3, &entry2));
   EXPECT_TRUE(entry1 == entry2);
   entry2->Close();
 
   // Now verify long keys.
   char buffer2[20000];
   memset(buffer2, 's', sizeof(buffer2));
   buffer2[1023] = '\0';
   ASSERT_TRUE(cache_->CreateEntry(buffer2, &entry2)) << "key on block file";
   entry2->Close();
@@ skipping 783 matching lines @@
   InitCache();
   BackendDoomAll();
 }
 
 TEST_F(DiskCacheBackendTest, MemoryOnlyDoomAll) {
   SetMemoryOnlyMode();
   InitCache();
   BackendDoomAll();
 }