| Index: build/config/clang/BUILD.gn
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| diff --git a/build/config/clang/BUILD.gn b/build/config/clang/BUILD.gn
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| index a0392d200c341af406a11ab85dfc9fa22c44b012..f10fde79e65f5659ffb530113a015e04c3aee4d1 100644
 | 
| --- a/build/config/clang/BUILD.gn
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| +++ b/build/config/clang/BUILD.gn
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| @@ -31,3 +31,14 @@ config("find_bad_constructs") {
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|      ]
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|    }
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|  }
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| +
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| +# Enables some extra Clang-specific warnings. Some third-party code won't
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| +# compile with these so may want to remove this config.
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| +config("extra_warnings") {
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| +  cflags = [
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| +    "-Wheader-hygiene"
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| +
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| +    # Warns when a const char[] is converted to bool.
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| +    "-Wstring-conversion",
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| +  ]
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| +}
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| 
 |