chromium: fix null pointer dereference in V8 with gcc-6
chromium: fix null pointer dereference in V8 with gcc-6

This patch prevents "Aw Snap" error when loading a page with JavaScript.

Tested by running:
- chromium-wayland on Beagle X15
- chromium-wayland on HiKey (with a separate patch to enable aarch64 build)
- cromium on dragonboard-410c (with a separate patch to enable aarch64 build)

Based on the fix for Gentoo's bug 588596:
https://bugs.gentoo.org/show_bug.cgi?id=588596#c10

Signed-off-by: Andrey Konovalov <6decb425dd3212bf9b96628630c2d12a43fdad79@linaro.org>

OSSystems/meta-browser,webdino/meta-browser,schnitzeltony/meta-browser,twoerner/meta-browser,shr-distribution/meta-browser,shr-distribution/meta-browser,twoerner/meta-browser,OSSystems/meta-browser,webdino/meta-browser,kraj/meta-browser,twoerner/meta-browser,twoerner/meta-browser,kraj/meta-browser,webdino/meta-browser,shr-distribution/meta-browser,kraj/meta-browser,shr-distribution/meta-browser,OSSystems/meta-browser,kraj/meta-browser,schnitzeltony/meta-browser,schnitzeltony/meta-browser,OSSystems/meta-browser,webdino/meta-browser,webdino/meta-browser,schnitzeltony/meta-browser