[vte] build: Revert erroneous commit

[Christian Persch <chpe src gnome org>]

commit 22e448d8fbdd900ba32ee73f8ebb595fb0a15747
Author: Christian Persch <chpe gnome org>
Date:   Mon Feb 13 21:02:56 2017 +0100

    build: Revert erroneous commit
    
    This reverts commit 95f29c5b901150e5f59aa439138a879fb2b368e3.

 src/Makefile.am |    2 +-
 src/vteapp.cc   | 1292 -------------------------------------------------------
 2 files changed, 1 insertions(+), 1293 deletions(-)
---
diff --git a/src/Makefile.am b/src/Makefile.am
index 5e8476c..e7c863a 100644
--- a/src/Makefile.am
+++ b/src/Makefile.am
@@ -177,7 +177,7 @@ vteresources.cc: vte.gresource.xml Makefile $(shell $(GLIB_COMPILE_RESOURCES) --
 # C Test application
 
 testvte_SOURCES = \
-       vteapp.cc \
+       vteapp.c \
        vtepcre2.h \
        debug.c \
        debug.h \