Remove usage of malloc in favor of new

Change-Id: Iee22541081caf78e295f7a05e248bfdee0bc8770
Test: unittests
Bug: 24469748
Signed-off-by: Casey Dahlin <sadmac@google.com>
diff --git a/parse_helpers.cpp b/parse_helpers.cpp
index 0aae3a0..03c46a7 100644
--- a/parse_helpers.cpp
+++ b/parse_helpers.cpp
@@ -47,7 +47,7 @@
   }
   len = end - text;
 
-  char* rv = (char*)malloc(len + 1);
+  char* rv = new char[len + 1];
   memcpy(rv, text, len);
   rv[len] = '\0';