message: Fix comment on test model.
  Model "fc.bin" contains a fully connected Op.
diff: @@ -72,7 +72,7 @@ extern const char* kModelWithCustomOp;
  // Test model with a argmax op.
  extern const char* kModelWithArgMaxOp;
  -// Test model with a argmax op.
  +// Test model with a fully connected op.
  extern const char* kModelWithFCOp;
  // Test model with a gather_nd op.
  