Remove use of PRODUCT_STRING_PATH in chrome_elf.

chrome_elf/blacklist/test/blacklist_test.cc

 // Copyright 2013 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 <stddef.h>
 
 #include <memory>
 
 #include "base/environment.h"
 #include "base/files/file.h"
@@ skipping 173 matching lines @@
       return;
 
     // We have to call this exported function every time this test setup runs.
     // If the tests are running in single process mode, the test DLL does not
     // get reloaded everytime - but we need to make sure it updates
     // appropriately.
     InitTestDll();
 
     blacklist_registry_key_.reset(
         new base::win::RegKey(HKEY_CURRENT_USER,
-                              blacklist::kRegistryBeaconPath,
+                              install_static::GetRegistryPath()
+                                  .append(kRegistryBeaconKeyName)
+                                  .c_str(),
                               KEY_QUERY_VALUE | KEY_SET_VALUE));
 
     // Find out how many dlls were blocked before the test starts.
     TestDll_SuccessfullyBlocked(NULL, &num_initially_blocked_);
   }
 
   void TearDown() override {
     TestDll_RemoveDllFromBlacklist(kTestDllName1);
     TestDll_RemoveDllFromBlacklist(kTestDllName2);
     TestDll_RemoveDllFromBlacklist(kTestDllName3);
@@ skipping 175 matching lines @@
                                        &blacklist_state);
   EXPECT_EQ(blacklist_state, blacklist::BLACKLIST_SETUP_RUNNING);
 
   DWORD attempt_count = blacklist::kBeaconMaxAttempts;
   blacklist_registry_key_->ReadValueDW(blacklist::kBeaconAttemptCount,
                                        &attempt_count);
   EXPECT_EQ(static_cast<DWORD>(0), attempt_count);
 }
 
 }  // namespace