8213615: GC/C2 abstraction for escape analysis Reviewed-by: kvn, roland

8211787: javax/net/ssl/TLSCommon/TLSTest.java throws java.net.SocketTimeoutException: Read timed out Summary: java.net.SocketTimeoutException: Read timed out Reviewed-by: xuelei

8206475: Repeated word in error message Reviewed-by: sundar

Added tag jdk-12+20 for changeset 40098289d580

8213913: Redundant HTML in java.se/module-info.java Reviewed-by: lancea, mchung

8213910: Invalid HTML in java.net.http.HttpClient Reviewed-by: mchung, darcy

8213713: Minor issues during MetaspaceShared::initialize_runtime_shared_and_meta_spaces Summary: 1)Populate MetaspaceShared::_core_spaces_size early at mapping time; 2)Fix FileMapInfo::validate_shared_path_table to report failure properly; 3)Remove dead code in FileMapInfo::validate_shared_path_table. Reviewed-by: iklam, ccheung

8213622: Windows VS2013 build failure - "'snprintf': identifier not found" Summary: Replace snprintf with strlen and memcpy Reviewed-by: dholmes, mvala, kbarrett

8213818: @return has already been specified Reviewed-by: rriggs

8213795: Force explicit null check on patching placeholder offset Reviewed-by: kvn, adinn

8204142: AWT hang occurs when sequenced events arrive out of sequence in multiple AppContexts Summary: Improvements on the synchronization of SequencedEvent events from different AppContexts Reviewed-by: serb

8213709: jdk/javadoc/doclet/testValueTag/TestValueTagInModule.java missing modules declaration Reviewed-by: jjg

8211727: Adjust default concurrency settings for running tests on Sparc Reviewed-by: ctornqvi, tbell, mikael

8213708: Different #ifdef guards cause incorrect use of Monitor::check_block_state() Summary: Wrapped check_block_state() method in DEBUG_ONLY macro and make the use of the latter more consistent Reviewed-by: dcubed, dholmes

8213189: Make restricted headers in HTTP Client configurable and remove Date by default Reviewed-by: dfuchs