Check if user provided more than one option for pdfium_test.

Check if user provided more than one option for pdfium_test.

R=bo_xu@foxitsoftware.com

Committed: https://pdfium.googlesource.com/pdfium/+/8f2c3dc

[Bo Xu, 2014-08-20 05:23:23]

On 2014/08/19 21:40:01, Vitaly Buka wrote:

I guess we don't want to support, say, output both bmp and emf files, if user do
"pdfium_test --bmp --emf a.pdf" ?

[Bo Xu, 2014-08-20 05:25:59]

https://codereview.chromium.org/477173003/diff/20001/samples/pdfium_test.cc
File samples/pdfium_test.cc (right):

https://codereview.chromium.org/477173003/diff/20001/samples/pdfium_test.cc#n...
samples/pdfium_test.cc:331: WriteEmf(page, name, i);
When do WriteEmf, bitmap is created but never used and we use render to DC, so
it would take twice time for rendering. For batch testing, this maybe an issue.

[Vitaly Buka (NO REVIEWS), 2014-08-20 08:28:01]

On 2014/08/20 05:23:23, Bo Xu wrote:
> On 2014/08/19 21:40:01, Vitaly Buka wrote:
> 
> I guess we don't want to support, say, output both bmp and emf files, if user
do
> "pdfium_test --bmp --emf a.pdf" ?

we can support when we need it

[Bo Xu, 2014-08-20 17:00:26]

On 2014/08/20 08:28:01, Vitaly Buka wrote:
> On 2014/08/20 05:23:23, Bo Xu wrote:
> > On 2014/08/19 21:40:01, Vitaly Buka wrote:
> > 
> > I guess we don't want to support, say, output both bmp and emf files, if
user
> do
> > "pdfium_test --bmp --emf a.pdf" ?
> 
> we can support when we need it

lgtm

[Vitaly Buka (NO REVIEWS), 2014-08-20 17:32:41]

Committed patchset #2 manually as 8f2c3dc (presubmit successful).