Merge 199665 "Return caret bounds in local coordinates from GetC..."

Merge 199665 "Return caret bounds in local coordinates from GetC..."

> Return caret bounds in local coordinates from GetCaretBoundsInWidget
> 
> This is another regression caused by r197858.
> There remains another call site of TextInputClient::GetCaretBounds,
> which now returns the caret rect as screen coordinate as
> documented in the header.
> 
> BUG=239737
> TEST=Manually done on Windows 7 with built-in Chinese IME.
> 
> Review URL: https://chromiumcodereview.appspot.com/14731011

TBR=Yukawa@chromium.org

Committed: https://src.chromium.org/viewvc/chrome?view=rev&revision=199682

[Seigo Nonaka, 2013-05-13 07:30:07]

Committed patchset #1 manually as r199682.