[Performance]Remove redundant op_type in RecordEvent (#42246) (#42288)

* [Performance]Remove redundant op_type  in RecordEvent

* [Performance]Remove redundant op_type  in RecordEvent

* [Performance]Remove redundant op_type  in RecordEvent

paddle/fluid/imperative/prepared_operator.cc

@@ -444,7 +444,7 @@ static void PreparedOpRunImpl(
   framework::Scope scope;
 
   {
-    platform::RecordEvent record_event(op.Type() + "::infer_shape",
+    platform::RecordEvent record_event("infer_shape",
                                        platform::TracerEventType::OperatorInner,
                                        1, platform::EventRole::kInnerOp);
     DygraphInferShapeContext<VarType> infer_shape_ctx(
@@ -454,7 +454,7 @@ static void PreparedOpRunImpl(
   }
 
   {
-    platform::RecordEvent record_event(op.Type() + "::compute",
+    platform::RecordEvent record_event("compute",
                                        platform::TracerEventType::OperatorInner,
                                        1, platform::EventRole::kInnerOp);
 

paddle/fluid/imperative/tracer.cc

@@ -320,7 +320,7 @@ void Tracer::TraceOpImpl(const std::string& type,
 
   {
     platform::RecordEvent node_creation_record_event(
-        type + " node_creation", platform::TracerEventType::OperatorInner, 1);
+        "grad_node_creation", platform::TracerEventType::OperatorInner, 1);
 
     if (ComputeRequiredGrad(new_ins, outs, trace_backward)) {
       PADDLE_ENFORCE_EQ(