Update legacy Tuple-using code.

content/common/gpu/media/video_decode_accelerator_unittest.cc

Index: content/common/gpu/media/video_decode_accelerator_unittest.cc
diff --git a/content/common/gpu/media/video_decode_accelerator_unittest.cc b/content/common/gpu/media/video_decode_accelerator_unittest.cc
index b9fc7de5daa4fc44187fa38bee291ca0cc369fef..9e97df342544551d22147958e96e45272fb55171 100644
--- a/content/common/gpu/media/video_decode_accelerator_unittest.cc
+++ b/content/common/gpu/media/video_decode_accelerator_unittest.cc
@@ -1028,16 +1028,17 @@ void VideoDecodeAcceleratorTest::OutputLogFile(
 class VideoDecodeAcceleratorParamTest
     : public VideoDecodeAcceleratorTest,
       public ::testing::WithParamInterface<
-        Tuple7<int, int, int, ResetPoint, ClientState, bool, bool> > {
+        Tuple<int, int, int, ResetPoint, ClientState, bool, bool> > {
 };
 
 // Helper so that gtest failures emit a more readable version of the tuple than
 // its byte representation.
 ::std::ostream& operator<<(
     ::std::ostream& os,
-    const Tuple7<int, int, int, ResetPoint, ClientState, bool, bool>& t) {
-  return os << t.a << ", " << t.b << ", " << t.c << ", " << t.d << ", " << t.e
-            << ", " << t.f << ", " << t.g;
+    const Tuple<int, int, int, ResetPoint, ClientState, bool, bool>& t) {
+  return os << get<0>(t) << ", " << get<1>(t) << ", " << get<2>(t) << ", "
+            << get<3>(t) << ", " << get<4>(t) << ", " << get<5>(t) << ", "
+            << get<6>(t);
 }
 
 // Wait for |note| to report a state and if it's not |expected_state| then
@@ -1061,13 +1062,13 @@ enum { kMinSupportedNumConcurrentDecoders = 3 };
 // Test the most straightforward case possible: data is decoded from a single
 // chunk and rendered to the screen.
 TEST_P(VideoDecodeAcceleratorParamTest, TestSimpleDecode) {
-  size_t num_concurrent_decoders = GetParam().a;
-  const size_t num_in_flight_decodes = GetParam().b;
-  int num_play_throughs = GetParam().c;
-  const int reset_point = GetParam().d;
-  const int delete_decoder_state = GetParam().e;
-  bool test_reuse_delay = GetParam().f;
-  const bool render_as_thumbnails = GetParam().g;
+  size_t num_concurrent_decoders = get<0>(GetParam());
+  const size_t num_in_flight_decodes = get<1>(GetParam());
+  int num_play_throughs = get<2>(GetParam());
+  const int reset_point = get<3>(GetParam());
+  const int delete_decoder_state = get<4>(GetParam());
+  bool test_reuse_delay = get<5>(GetParam());
+  const bool render_as_thumbnails = get<6>(GetParam());
 
   if (test_video_files_.size() > 1)
     num_concurrent_decoders = test_video_files_.size();