chore: cleanup

Author: diegomarquezp

gax-java/gax-httpjson/src/main/java/com/google/api/gax/httpjson/HttpRequestRunnable.java

@@ -111,7 +111,6 @@ public void run() {
       if (cancelled) {
         return;
       }
-
       httpResponse = httpRequest.execute();
 
       // Check if already cancelled before trying to construct and read the response

gax-java/gax/src/main/java/com/google/api/gax/tracing/OpenTelemetryTraceManager.java

@@ -80,8 +80,6 @@ public void end() {
     public void setAttribute(String key, Object value) {
       if (value instanceof Long) {
         span.setAttribute(key, (Long) value);
-      } else if (value instanceof Integer) {
-        span.setAttribute(key, ((Integer) value).longValue());
       } else if (value instanceof String) {
         span.setAttribute(key, (String) value);
       } else {

gax-java/gax/src/main/java/com/google/api/gax/tracing/OpencensusTracer.java

@@ -406,15 +406,6 @@ public void responseReceived() {
     totalReceivedMessages++;
   }
 
-  /** {@inheritDoc} */
-  @Override
-  public void responseReceived(long responseSize) {
-    responseReceived();
-    span.putAttribute(
-        ObservabilityAttributes.HTTP_RESPONSE_BODY_SIZE,
-        AttributeValue.longAttributeValue(responseSize));
-  }
-
   /** {@inheritDoc} */
   @Override
   public void requestSent() {

java-showcase/gapic-showcase/src/test/java/com/google/showcase/v1beta1/it/ITOtelTracing.java

@@ -201,28 +201,6 @@ void testTracing_successfulEcho_httpjson() throws Exception {
                   .getAttributes()
                   .get(AttributeKey.stringKey(ObservabilityAttributes.HTTP_URL_TEMPLATE_ATTRIBUTE)))
           .isEqualTo("v1beta1/echo:echo");
-    }
-  }
-
-  @Test
-  void testTracing_httpjson_bodySizes() throws Exception {
-    SpanTracerFactory tracingFactory =
-        new SpanTracerFactory(new OpenTelemetryTraceManager(openTelemetrySdk));
-
-    try (EchoClient client =
-        TestClientInitializer.createHttpJsonEchoClientOpentelemetry(tracingFactory)) {
-
-      client.echo(EchoRequest.newBuilder().setContent("tracing-test").build());
-
-      List<SpanData> spans = spanExporter.getFinishedSpanItems();
-      assertThat(spans).isNotEmpty();
-
-      SpanData attemptSpan =
-          spans.stream()
-              .filter(span -> span.getName().equals("Echo/Echo/attempt"))
-              .findFirst()
-              .orElseThrow(() -> new AssertionError("Attempt span 'Echo/Echo/attempt' not found"));
-
       assertThat(
               attemptSpan
                   .getAttributes()