[SPARK-7397][Streaming] Add missing inputInfo report code

[jerryshao]

I think this issue is introduced in #5732

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Test build #31966 has started for PR 5937 at commit 4206ee0.

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Test build #31966 has finished for PR 5937 at commit 4206ee0.

• This patch fails PySpark unit tests.
• This patch merges cleanly.
• This patch adds no public classes.

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Merged build finished. Test FAILed.

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[jerryshao]

Jenkins, retest this please.

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Test build #31974 has started for PR 5937 at commit 4206ee0.

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Test build #31974 has finished for PR 5937 at commit 4206ee0.

• This patch passes all tests.
• This patch merges cleanly.
• This patch adds no public classes.

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[tdas]

I am choosing #5950 in favor of this one as that one has a test to prevent this from happening in the future.Thanks though for catching this! Mind closing this for now.

[jerryshao]

Hi @tdas, please take a look at this PR, I think this is a problem introduced by #5732 , and should be fixed. Thanks a lot :)

[jerryshao]

OK, cool.