Roll DEPS for PDFium to 19ae17578f99621100a26dac3e2c7c3dbf7c7cd1

Roll DEPS for PDFium to 19ae17578f99621100a26dac3e2c7c3dbf7c7cd1

19ae175 Remove release method from CBA_AnnotItetator.
bc580c6 Remove Release() from CPDF_PageObject
0fff5ef Remove unused FX_NEW definition.
4cb07c9 Fix all remaining instances of FX_NEW.
4860684 Replace FX_NEW with new, remove tests from fpdfsdk
9162283 Set m_FontType in CPDF_Font() constructor.
29bc87d Add nonstd::unique_ptr as a workaround until std::unique_ptr is allowed.
ee2fe42 Make CFX_StockFontArray more robust.
5c357a5 Replace FX_NEW with new, remove tests from fpdfapi
7f6b667 Replace FX_NEW with new, remove tests from fpdftext
cfc1a65 Replace FX_NEW with new, remote tests from fxcodec
357d16f Replace FX_NEW with new, remove tests in fpdfdoc.
269aaa2 Supress the two noisiest warnings on linux standalone builds.
0e2e6ce Fix pdfium standalone to compile with VS 2015.
3f754d4 Remove checks in fxge/{apple,win32,skia,dib} now that FX_NEW cant return 0
0266232 Remove checks in fxge/ge now that FX_NEW can't return 0.
6c0d01b Remove checks in fxcrt now that FX_NEW can't return 0.
ae4256f Fix offset outside bounds of constant string warnings
b330016 Don't use NEON optimized code in lpng_v163
ff05471 Make FX_NEW throw on OOM.
b48704f Fix two new / free mismatches
4926900 Kill CFX_Object.

BUG=380476,440500,477162

Review URL: https://codereview.chromium.org/1100613002

Cr-Commit-Position: refs/heads/master@{#325925}