Better errors from build-flag
When `get_build_var` fails, output the error. Bug: none Test: manual Ignore-AOSP-First: cherry-pick Merged-In: If4dc13e0e895823f50de1f5c7e929bb05eac69a0 Change-Id: If4dc13e0e895823f50de1f5c7e929bb05eac69a0
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@@ -216,6 +216,7 @@ func GetDefaultMapPaths(queryMaps bool) (defaultMapPaths StringList, err error)
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var stdout strings.Builder
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var stdout strings.Builder
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getBuildVar.Stdin = strings.NewReader("")
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getBuildVar.Stdin = strings.NewReader("")
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getBuildVar.Stdout = &stdout
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getBuildVar.Stdout = &stdout
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getBuildVar.Stderr = os.Stderr
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err = getBuildVar.Run()
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err = getBuildVar.Run()
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if err != nil {
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if err != nil {
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return
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return
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