Merge 273896 "PDF: Correct the name for pdf.dll.pdb."

Merge 273896 "PDF: Correct the name for pdf.dll.pdb."

> PDF: Correct the name for pdf.dll.pdb.
> 
> BUG=379276
> TBR=mmoss@chromium.org
> NOTRY=true
> 
> Review URL: https://codereview.chromium.org/304373007

TBR=thestig@chromium.org

Committed: https://src.chromium.org/viewvc/chrome?view=rev&revision=273905

[dxie1, 2014-05-30 20:20:48]

Committed patchset #1 manually as r273905.

[Lei Zhang, 2014-05-30 20:22:13]

lgtm