Move deno_core_http_bench into examples dir (#2127)

Cargo.lock

@@ -202,6 +202,7 @@ dependencies = [
  "libc 0.2.51 (registry+https://github.com/rust-lang/crates.io-index)",
  "log 0.4.6 (registry+https://github.com/rust-lang/crates.io-index)",
  "serde_json 1.0.39 (registry+https://github.com/rust-lang/crates.io-index)",
+ "tokio 0.1.18 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
 
 [[package]]

core/BUILD.gn

@@ -54,7 +54,7 @@ if (is_win) {
 }
 
 rust_executable("deno_core_http_bench") {
-  source_root = "http_bench.rs"
+  source_root = "examples/http_bench.rs"
   deps = [
     ":deno_core_deps",
   ]
@@ -62,7 +62,7 @@ rust_executable("deno_core_http_bench") {
 }
 
 rust_test("deno_core_http_bench_test") {
-  source_root = "http_bench.rs"
+  source_root = "examples/http_bench.rs"
   deps = [
     ":deno_core_deps",
   ]

core/Cargo.toml

@@ -19,3 +19,11 @@ lazy_static = "1.3.0"
 libc = "0.2.51"
 log = "0.4.6"
 serde_json = "1.0.39"
+
+[[example]]
+name = "deno_core_http_bench"
+path = "examples/http_bench.rs"
+
+# tokio is only used for deno_core_http_bench
+[dev_dependencies]
+tokio = "0.1.18"