Remove initialization of wchar_t ch

This value is overwritten at the beginning of the following while
loop, so the initialized value is never used and the method called is
const, so should be side effect free.

Issue found with Clang Static Analyzer.

Change-Id: I77f27daccd3aa1edd434cfa3e0dd7bc095db06d0
Reviewed-on: https://pdfium-review.googlesource.com/33550
Reviewed-by: Henrique Nakashima <hnakashima@chromium.org>
Commit-Queue: Ryan Harrison <rharrison@chromium.org>

1 files changed, 1 insertions, 1 deletions

diff --git a/xfa/fde/cfde_texteditengine.cpp b/xfa/fde/cfde_texteditengine.cpp
index cfe844e656..6c1e8dcc6c 100644
--- a/xfa/fde/cfde_texteditengine.cpp
+++ b/xfa/fde/cfde_texteditengine.cpp
@@ -439,7 +439,7 @@ size_t CFDE_TextEditEngine::GetIndexLeft(size_t pos) const {
     return 0;
   --pos;
 
-  wchar_t ch = GetChar(pos);
+  wchar_t ch;
   while (pos != 0) {
     // We want to be on the location just before the \r or \n
     ch = GetChar(pos - 1);