Add tools\win\sizeviewer to dump partition view of binary size

Add tools\win\sizeviewer to dump partition view of binary size

chrome.dll (and optionally chrome_child.dll) must already be built
and must be built with symbols. Script does not take any arguments:

  python tools\win\sizeviewer\sizeviewer.py

And generates html files parallel to the DLLs.

R=jamesr@chromium.org
BUG=237249
Committed: https://src.chromium.org/viewvc/chrome?view=rev&revision=214231

[jamesr, 2013-07-29 21:48:39]

lgtm, but make sure the .exe has the right mode bits.  Looking at that raw diff
it appears to be 100644, which I don't think is right.

[scottmg, 2013-07-29 21:50:09]

On 2013/07/29 21:48:39, jamesr wrote:
> lgtm, but make sure the .exe has the right mode bits.  Looking at that raw
diff
> it appears to be 100644, which I don't think is right.

Done.

[scottmg, 2013-07-29 21:52:10]

Committed patchset #2 manually as r214231 (presubmit successful).