Cleanup examples. (PR 62)

[alex: removed cosmetic changes to examples that IMO detract from them]

Signed-off-by: Piotr Sikora <[email protected]>

Author: PiotrSikora

examples/BUILD

@@ -52,3 +52,15 @@ rust_binary(
         "//bazel/cargo:log",
     ],
 )
+
+rust_binary(
+    name = "http_config",
+    srcs = ["http_config.rs"],
+    crate_type = "cdylib",
+    edition = "2018",
+    out_binary = True,
+    deps = [
+        "//:proxy_wasm",
+        "//bazel/cargo:log",
+    ],
+)

examples/http_headers.rs

@@ -31,10 +31,8 @@ impl RootContext for HttpHeadersRoot {
         Some(ContextType::HttpContext)
     }
 
-    fn create_http_context(&self, _context_id: u32) -> Option<Box<dyn HttpContext>> {
-        Some(Box::new(HttpHeaders {
-            context_id: _context_id,
-        }))
+    fn create_http_context(&self, context_id: u32) -> Option<Box<dyn HttpContext>> {
+        Some(Box::new(HttpHeaders { context_id }))
     }
 }