Merge pull request #45872 from YuPengZTE/devServeHTTP

Automatic merge from submit-queue

delete unreachable code

Signed-off-by: yupengzte <yu.peng36@zte.com.cn>



**What this PR does / why we need it**:
After panic, the code is unreachable,delete them.
**Which issue this PR fixes** *(optional, in `fixes #<issue number>(, fixes #<issue_number>, ...)` format, will close that issue when PR gets merged)*: fixes #

**Special notes for your reviewer**:

**Release note**:

```release-note
```
This commit is contained in:
Kubernetes Submit Queue 2017-05-30 05:40:46 -07:00 committed by GitHub
commit 78ced8e455

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