Revert 291359 "Hide PopupZoomer when the container view or windo..."

Revert 291359 "Hide PopupZoomer when the container view or windo..."

It caused a failure on Android bot:

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New warnings.
Please fix, or perhaps add to /mnt/data/b/build/slave/Android_Arm64_Builder__dbg_/build/src/build/android/findbugs_filter/findbugs_known_bugs.txt
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M C IJU: TestCase org.chromium.content.browser.PopupZoomerTest defines setUp that doesn't call super.setUp()  At PopupZoomerTest.java
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Original patch comments:

> Hide PopupZoomer when the container view or window loses focus
> 
> Currently there is a method which hides all the popups but call to 
> hide PopupZoomer is missing. Added the call to hide PopupZoomer inside 
> hidePopups and hiding the zoomer when the view loses focus or the 
> window loses focus. Also added unit test code.
> 
> BUG=405477
> 
> Review URL: https://codereview.chromium.org/470193005

TBR=r.ghatage@samsung.com

Committed: https://src.chromium.org/viewvc/chrome?view=rev&revision=291365

[Finnur, 2014-08-22 09:32:03]

Committed patchset #1 manually as r291365 (tree was closed).