tree 23234dfe9bbb84bb21ef014203a4db2603a56f08
parent bd6344d1138cf1f0e908ce4f8408c92a48c3b38a
author Oliver Chang <ochang@chromium.org> 1450399974 -0800
committer Oliver Chang <ochang@chromium.org> 1450399974 -0800

Merge to XFA: Fix a sentinel length value used in CFX_CMapByteStringToPtr::SetAt

It looks like an key length of 0 was incorrectly assumed to
denote an free entry.

Fixes a memory leak in FPDFViewEmbeddertest.Crasher_451830 due to values with
empty keys being incorrectly overwritten.

TBR=tsepez@chromium.org

Original Review URL: https://codereview.chromium.org/1534953002 .

(cherry picked from commit 391783579c5a8aad346b56903b51e6551600550b)

Review URL: https://codereview.chromium.org/1532283002 .