remote: remove buildAction profiler call

the work done for building an action proto is trivial and not worth to
be included in the json profile. this is a left over from when we used
to build the merkle tree in buildAction, but this is no longer the case.

Closes #7824.

PiperOrigin-RevId: 240144048
diff --git a/src/main/java/com/google/devtools/build/lib/remote/RemoteSpawnCache.java b/src/main/java/com/google/devtools/build/lib/remote/RemoteSpawnCache.java
index 7d9d2bd..6c781eb 100644
--- a/src/main/java/com/google/devtools/build/lib/remote/RemoteSpawnCache.java
+++ b/src/main/java/com/google/devtools/build/lib/remote/RemoteSpawnCache.java
@@ -113,15 +113,11 @@
     Command command =
         RemoteSpawnRunner.buildCommand(
             spawn.getOutputFiles(), spawn.getArguments(), spawn.getEnvironment(), platform);
-    Action action;
-    final ActionKey actionKey;
-    try (SilentCloseable c = Profiler.instance().profile("RemoteCache.buildAction")) {
-      action =
-          RemoteSpawnRunner.buildAction(
-              digestUtil.compute(command), merkleTreeRoot, context.getTimeout(), true);
-      // Look up action cache, and reuse the action output if it is found.
-      actionKey = digestUtil.computeActionKey(action);
-    }
+    Action action =
+        RemoteSpawnRunner.buildAction(
+            digestUtil.compute(command), merkleTreeRoot, context.getTimeout(), true);
+    // Look up action cache, and reuse the action output if it is found.
+    ActionKey actionKey = digestUtil.computeActionKey(action);
 
     Context withMetadata =
         TracingMetadataUtils.contextWithMetadata(buildRequestId, commandId, actionKey);