[c-index-test] For the '-remap-file' option use a comma for separator which is more
Windows friendly than the colon.

llvm-svn: 196529
diff --git a/clang/test/Index/crash-recovery-reparse.c b/clang/test/Index/crash-recovery-reparse.c
index 4aeef58..baa6604 100644
--- a/clang/test/Index/crash-recovery-reparse.c
+++ b/clang/test/Index/crash-recovery-reparse.c
@@ -1,6 +1,6 @@
 // RUN: env CINDEXTEST_EDITING=1 CINDEXTEST_PREAMBLE_FILE=%t-preamble.pch \
 // RUN:   not c-index-test -test-load-source-reparse 1 local \
-// RUN:   -remap-file="%s:%S/Inputs/crash-recovery-reparse-remap.c" \
+// RUN:   -remap-file="%s,%S/Inputs/crash-recovery-reparse-remap.c" \
 // RUN:   %s 2> %t.err
 // RUN: FileCheck < %t.err -check-prefix=CHECK-REPARSE-SOURCE-CRASH %s
 // RUN: test ! -e $t-preamble.pch