Clean up mentions of 'zlib' and rename the mentions to 'compressed'.

This patch cleans up in various places where 'zlib' is mentioned.

src/test/fuzz/fuzz_http.c

@@ -18,10 +18,10 @@
 
 static void
 mock_connection_write_to_buf_impl_(const char *string, size_t len,
-                                   connection_t *conn, int zlib)
+                                   connection_t *conn, int compressed)
 {
   log_debug(LD_GENERAL, "%sResponse:\n%u\nConnection: %p\n%s\n",
-            zlib ? "Compressed " : "", (unsigned)len, conn, string);
+            compressed ? "Compressed " : "", (unsigned)len, conn, string);
 }
 
 static int

src/test/test_extorport.c

@@ -72,9 +72,9 @@ test_ext_or_id_map(void *arg)
  * writes to outbuf. */
 static void
 connection_write_to_buf_impl_replacement(const char *string, size_t len,
-                                         connection_t *conn, int zlib)
+                                         connection_t *conn, int compressed)
 {
-  (void) zlib;
+  (void) compressed;
 
   tor_assert(string);
   tor_assert(conn);

src/test/test_helpers.c

@@ -98,9 +98,9 @@ helper_setup_fake_routerlist(void)
 
 void
 connection_write_to_buf_mock(const char *string, size_t len,
-                             connection_t *conn, int zlib)
+                             connection_t *conn, int compressed)
 {
-  (void) zlib;
+  (void) compressed;
 
   tor_assert(string);
   tor_assert(conn);

src/test/test_helpers.h

@@ -15,7 +15,7 @@ void helper_setup_fake_routerlist(void);
 
 #define GET(path) "GET " path " HTTP/1.0\r\n\r\n"
 void connection_write_to_buf_mock(const char *string, size_t len,
-                                  connection_t *conn, int zlib);
+                                  connection_t *conn, int compressed);
 
 int mock_tor_addr_lookup__fail_on_bad_addrs(const char *name,
                                             uint16_t family, tor_addr_t *out);