deprecate computation name which is redundant.

PiperOrigin-RevId: 501941984

Author: tensorflower-gardener

xla/service/buffer_value.cc

@@ -57,6 +57,8 @@ LogicalBufferProto BufferValue::ToProto(const SizeFunction& size_fn) const {
   }
   // TODO(b/239098765): Stop populating these fields and delete them when
   // profiler finishes adaptation.
+  proto.mutable_defined_at()->set_computation_name(
+      instruction()->parent()->name());
   proto.mutable_defined_at()->set_instruction_name(instruction()->name());
   return proto;
 }

xla/service/hlo.proto

@@ -551,12 +551,13 @@ message LogicalBufferProto {
   // Location represents an instruction and its shape index, which uniquely
   // identifies a point where a buffer is needed.
   message Location {
+    // NOTE: module_name isn't necessary, since all LogicalBuffers are
+    // associated with a single HloModule.
     // TODO(b/239098765): Remove instruction_name and computation_name.
+    string computation_name = 1 [deprecated = true];
     string instruction_name = 2 [deprecated = true];
     int64 instruction_id = 4;
     repeated int64 shape_index = 3;
-
-    reserved 1;
   }
 
   int64 id = 1;