Replace usages of std::vector::data in most cases. In some parts of ANGLE code, we were using std::vector::data to get a pointer to the first element. Sadly, this is c++11 only, which isn't currently supported on Chromium. This was causing a breakage on Android. We should probably refrain from using data except on D3D-only code, which we know will be Visual Studio. BUG=angle:767 Change-Id: Ibc10577368435a13f62d74d77c95076482cd8f82 Reviewed-on: https://chromium-review.googlesource.com/220920 Tested-by: Jamie Madill <jmadill@chromium.org> Reviewed-by: Geoff Lang <geofflang@chromium.org>