Replace calls to deprecated googletest macros *TEST_CASE() with *TEST_SUITE()

There is no semantic change; this is just a rename.
This change replaces the TEST_CASE, TestCase() family of APIs provided by googletest with TEST_SUITE, TestSuite() APIs.

PiperOrigin-RevId: 231706521
Change-Id: I948ee3769e141dbc2ba2d90cb25783b7ae07735b
diff --git a/http2/http2_structures_test.cc b/http2/http2_structures_test.cc
index 30ebb36..78107f7 100644
--- a/http2/http2_structures_test.cc
+++ b/http2/http2_structures_test.cc
@@ -163,10 +163,9 @@
 };
 
 class IsEndStreamTest : public Http2FrameHeaderTypeAndFlagTest {};
-INSTANTIATE_TEST_CASE_P(IsEndStream,
-                        IsEndStreamTest,
-                        Combine(ValuesIn(ValidFrameTypes()),
-                                Values(~Http2FrameFlag::END_STREAM, 0xff)));
+INSTANTIATE_TEST_SUITE_P(IsEndStream, IsEndStreamTest,
+                         Combine(ValuesIn(ValidFrameTypes()),
+                                 Values(~Http2FrameFlag::END_STREAM, 0xff)));
 TEST_P(IsEndStreamTest, IsEndStream) {
   const bool is_set =
       (flags_ & Http2FrameFlag::END_STREAM) == Http2FrameFlag::END_STREAM;
@@ -201,10 +200,9 @@
 }
 
 class IsACKTest : public Http2FrameHeaderTypeAndFlagTest {};
-INSTANTIATE_TEST_CASE_P(IsAck,
-                        IsACKTest,
-                        Combine(ValuesIn(ValidFrameTypes()),
-                                Values(~Http2FrameFlag::ACK, 0xff)));
+INSTANTIATE_TEST_SUITE_P(IsAck, IsACKTest,
+                         Combine(ValuesIn(ValidFrameTypes()),
+                                 Values(~Http2FrameFlag::ACK, 0xff)));
 TEST_P(IsACKTest, IsAck) {
   const bool is_set = (flags_ & Http2FrameFlag::ACK) == Http2FrameFlag::ACK;
   Http2String flags_string;
@@ -238,10 +236,9 @@
 }
 
 class IsEndHeadersTest : public Http2FrameHeaderTypeAndFlagTest {};
-INSTANTIATE_TEST_CASE_P(IsEndHeaders,
-                        IsEndHeadersTest,
-                        Combine(ValuesIn(ValidFrameTypes()),
-                                Values(~Http2FrameFlag::END_HEADERS, 0xff)));
+INSTANTIATE_TEST_SUITE_P(IsEndHeaders, IsEndHeadersTest,
+                         Combine(ValuesIn(ValidFrameTypes()),
+                                 Values(~Http2FrameFlag::END_HEADERS, 0xff)));
 TEST_P(IsEndHeadersTest, IsEndHeaders) {
   const bool is_set =
       (flags_ & Http2FrameFlag::END_HEADERS) == Http2FrameFlag::END_HEADERS;
@@ -279,10 +276,9 @@
 }
 
 class IsPaddedTest : public Http2FrameHeaderTypeAndFlagTest {};
-INSTANTIATE_TEST_CASE_P(IsPadded,
-                        IsPaddedTest,
-                        Combine(ValuesIn(ValidFrameTypes()),
-                                Values(~Http2FrameFlag::PADDED, 0xff)));
+INSTANTIATE_TEST_SUITE_P(IsPadded, IsPaddedTest,
+                         Combine(ValuesIn(ValidFrameTypes()),
+                                 Values(~Http2FrameFlag::PADDED, 0xff)));
 TEST_P(IsPaddedTest, IsPadded) {
   const bool is_set =
       (flags_ & Http2FrameFlag::PADDED) == Http2FrameFlag::PADDED;
@@ -318,10 +314,9 @@
 }
 
 class HasPriorityTest : public Http2FrameHeaderTypeAndFlagTest {};
-INSTANTIATE_TEST_CASE_P(HasPriority,
-                        HasPriorityTest,
-                        Combine(ValuesIn(ValidFrameTypes()),
-                                Values(~Http2FrameFlag::PRIORITY, 0xff)));
+INSTANTIATE_TEST_SUITE_P(HasPriority, HasPriorityTest,
+                         Combine(ValuesIn(ValidFrameTypes()),
+                                 Values(~Http2FrameFlag::PRIORITY, 0xff)));
 TEST_P(HasPriorityTest, HasPriority) {
   const bool is_set =
       (flags_ & Http2FrameFlag::PRIORITY) == Http2FrameFlag::PRIORITY;