message: Removed unused variables from curl_http_request_test.
diff: @@ -263,7 +263,6 @@ TEST(CurlHttpRequestTest, GetRequest) {
  std::vector<char> scratch;
  scratch.insert(scratch.begin(), kTestContent.begin(), kTestContent.end());
  - StringPiece result;
  scratch.reserve(100);
  TF_EXPECT_OK(http_request.SetUri("http://www.testuri.com"));
  @@ -594,7 +593,6 @@ TEST(CurlHttpRequestTest, ErrorReturnsNoResponse) {
  std::vector<char> scratch;
  scratch.insert(scratch.begin(), kTestContent.begin(), kTestContent.end());
  - StringPiece result;
  scratch.reserve(100);
  TF_EXPECT_OK(http_request.SetUri("http://www.testuri.com"));
  