Avoid warnings in NetworkQualityEstimatorTest.TestCaching
Gets rid of the following compilation errors:
../../net/base/network_quality_estimator_unittest.cc:465:118: error: expression with side effects has no effect in an unevaluated context [-Werror,-Wunevaluated-expression]
../../net/base/network_quality_estimator_unittest.cc:476:118: error: expression with side effects has no effect in an unevaluated context [-Werror,-Wunevaluated-expression]
Review URL: https://codereview.chromium.org/
1335943002
Cr-Commit-Position: refs/heads/master@{#348384}