Type check the m_pShadingObj before assuming it's a stream.
authorDan Sinclair <dsinclair@chromium.org>
Tue, 27 Oct 2015 16:08:20 +0000 (12:08 -0400)
committerDan Sinclair <dsinclair@chromium.org>
Tue, 27 Oct 2015 16:08:20 +0000 (12:08 -0400)
commit4ef782ab57979add3e3910d6bcfde6ef59f65724
tree7621042ce315f4ec8398675b868379d802a5ea90
parent24b2eab6351920dd60210b6dcd350c9921e7b3b5
Type check the m_pShadingObj before assuming it's a stream.

The m_pShadingObj can be a stream or a dictionary depending on how it's used.
This CL adds some simple type checking to make sure that the type of the
object matches what we expect.

BUG=chromium:547706
R=tsepez@chromium.org

Review URL: https://codereview.chromium.org/1421973004 .
BUILD.gn
core/src/fpdfapi/fpdf_page/fpdf_page_pattern.cpp
core/src/fpdfapi/fpdf_render/fpdf_render_pattern_embeddertest.cpp [new file with mode: 0644]
pdfium.gyp
testing/resources/bug_547706.in [new file with mode: 0644]
testing/resources/bug_547706.pdf [new file with mode: 0644]