Update legacy Tuple-using code.

chrome/browser/spellchecker/spellcheck_message_filter_unittest.cc

Index: chrome/browser/spellchecker/spellcheck_message_filter_unittest.cc
diff --git a/chrome/browser/spellchecker/spellcheck_message_filter_unittest.cc b/chrome/browser/spellchecker/spellcheck_message_filter_unittest.cc
index fc750a5c29022667ff75f021925addeed7f48bfc..0e98efeac7b12aa918c90126f4b2ee4104757a15 100644
--- a/chrome/browser/spellchecker/spellcheck_message_filter_unittest.cc
+++ b/chrome/browser/spellchecker/spellcheck_message_filter_unittest.cc
@@ -103,11 +103,11 @@ TEST(SpellCheckMessageFilterTest, OnTextCheckCompleteTestCustomDictionary) {
 
   SpellCheckMsg_RespondSpellingService::Param params;
   bool ok = SpellCheckMsg_RespondSpellingService::Read(
-      filter->sent_messages[0], & params);
-  int sent_identifier = params.a;
-  bool sent_success = params.b;
-  base::string16 sent_text = params.c;
-  std::vector<SpellCheckResult> sent_results = params.d;
+      filter->sent_messages[0], &params);
+  int sent_identifier = get<0>(params);
+  bool sent_success = get<1>(params);
+  base::string16 sent_text = get<2>(params);
+  std::vector<SpellCheckResult> sent_results = get<3>(params);
   EXPECT_TRUE(ok);
   EXPECT_EQ(kCallbackId, sent_identifier);
   EXPECT_EQ(kSuccess, sent_success);
@@ -135,8 +135,8 @@ TEST(SpellCheckMessageFilterTest, OnTextCheckCompleteTest) {
   SpellCheckMsg_RespondSpellingService::Param params;
   bool ok = SpellCheckMsg_RespondSpellingService::Read(
       filter->sent_messages[0], & params);
-  base::string16 sent_text = params.c;
-  std::vector<SpellCheckResult> sent_results = params.d;
+  base::string16 sent_text = get<2>(params);
+  std::vector<SpellCheckResult> sent_results = get<3>(params);
   EXPECT_TRUE(ok);
   EXPECT_EQ(static_cast<size_t>(2), sent_results.size());
 }