96071 2012-09-06 22:51:54 -0700 Add *explicit* keyword to constructors in WebCore/xml 2012-09-07 04:03:48 -0700 1 1 1 Unclassified WebKit New Bugs 528+ (Nightly build) Unspecified Unspecified RESOLVED FIXED P2 Normal --- 1 gyuyoung.kim gyuyoung.kim haraken webkit.review.bot oldest_to_newest 714137 0 gyuyoung.kim 2012-09-06 22:51:54 -0700 As a step to let *explicit* keyword add to constructors which have only one parameter, *explicit* keyword is added to Source/WebCore/xml in order to avoid implicit type conversion. 714141 1 162675 gyuyoung.kim 2012-09-06 22:53:50 -0700 Created attachment 162675 Patch 714144 2 gyuyoung.kim 2012-09-06 22:54:29 -0700 This patch should pass all ews. 714203 3 gyuyoung.kim 2012-09-07 00:20:33 -0700 CC'ing Kentaro. 714284 4 162675 haraken 2012-09-07 01:45:38 -0700 Comment on attachment 162675 Patch Looks OK. 714373 5 162675 webkit.review.bot 2012-09-07 04:03:45 -0700 Comment on attachment 162675 Patch Clearing flags on attachment: 162675 Committed r127852: <http://trac.webkit.org/changeset/127852> 714374 6 webkit.review.bot 2012-09-07 04:03:48 -0700 All reviewed patches have been landed. Closing bug. 162675 2012-09-06 22:53:50 -0700 2012-09-07 04:03:44 -0700 Patch bug-96071-20120907145330.patch text/plain 7515 gyuyoung.kim U3VidmVyc2lvbiBSZXZpc2lvbjogMTI3ODE4CmRpZmYgLS1naXQgYS9Tb3VyY2UvV2ViQ29yZS9D aGFuZ2VMb2cgYi9Tb3VyY2UvV2ViQ29yZS9DaGFuZ2VMb2cKaW5kZXggNjUyMDAzNGQ5ODJjN2I3 YWZkNjc3MzgxNTZkNDAwYmMyMzI4OTc2My4uM2U0ZTQwMGRjMzYzZTc0ZTYzOGZhZGJhNzg4Nzg1 YzhmNGYwZDQzMSAxMDA2NDQKLS0tIGEvU291cmNlL1dlYkNvcmUvQ2hhbmdlTG9nCisrKyBiL1Nv dXJjZS9XZWJDb3JlL0NoYW5nZUxvZwpAQCAtMSwzICsxLDM0IEBACisyMDEyLTA5LTA2ICBHeXV5 b3VuZyBLaW0gIDxneXV5b3VuZy5raW1Ac2Ftc3VuZy5jb20+CisKKyAgICAgICAgQWRkICpleHBs aWNpdCoga2V5d29yZCB0byBjb25zdHJ1Y3RvcnMgaW4gV2ViQ29yZS94bWwKKyAgICAgICAgaHR0 cHM6Ly9idWdzLndlYmtpdC5vcmcvc2hvd19idWcuY2dpP2lkPTk2MDcxCisKKyAgICAgICAgUmV2 aWV3ZWQgYnkgTk9CT0RZIChPT1BTISkuCisKKyAgICAgICAgQXMgYSBzdGVwIHRvIGxldCAqZXhw bGljaXQqIGFkZCB0byBjb25zdHJ1Y3RvcnMgd2hpY2ggaGF2ZSBvbmx5IG9uZSBwYXJhbWV0ZXIs CisgICAgICAgICpleHBsaWNpdCogaXMgYWRkZWQgdG8gU291cmNlL1dlYkNvcmUveG1sIGluIG9y ZGVyIHRvIGF2b2lkIGltcGxpY2l0IHR5cGUgY29udmVyc2lvbi4KKworICAgICAgICBObyBuZXcg dGVzdHMuIENvdmVyZWQgYnkgZXhpc3RpbmcgdGVzdHMuCisKKyAgICAgICAgKiB4bWwvTmF0aXZl WFBhdGhOU1Jlc29sdmVyLmg6CisgICAgICAgIChOYXRpdmVYUGF0aE5TUmVzb2x2ZXIpOgorICAg ICAgICAqIHhtbC9YTUxIdHRwUmVxdWVzdEV4Y2VwdGlvbi5oOgorICAgICAgICAoV2ViQ29yZTo6 WE1MSHR0cFJlcXVlc3RFeGNlcHRpb246OlhNTEh0dHBSZXF1ZXN0RXhjZXB0aW9uKToKKyAgICAg ICAgKiB4bWwvWE1MSHR0cFJlcXVlc3RQcm9ncmVzc0V2ZW50VGhyb3R0bGUuaDoKKyAgICAgICAg KFhNTEh0dHBSZXF1ZXN0UHJvZ3Jlc3NFdmVudFRocm90dGxlKToKKyAgICAgICAgKiB4bWwvWE1M SHR0cFJlcXVlc3RVcGxvYWQuaDoKKyAgICAgICAgKFhNTEh0dHBSZXF1ZXN0VXBsb2FkKToKKyAg ICAgICAgKiB4bWwvWFBhdGhFeGNlcHRpb24uaDoKKyAgICAgICAgKFdlYkNvcmU6OlhQYXRoRXhj ZXB0aW9uOjpYUGF0aEV4Y2VwdGlvbik6CisgICAgICAgICogeG1sL1hQYXRoUHJlZGljYXRlLmg6 CisgICAgICAgIChOdW1iZXIpOgorICAgICAgICAoU3RyaW5nRXhwcmVzc2lvbik6CisgICAgICAg IChQcmVkaWNhdGUpOgorICAgICAgICAqIHhtbC9YUGF0aFZhbHVlLmg6CisgICAgICAgIChXZWJD b3JlOjpYUGF0aDo6VmFsdWVEYXRhOjpWYWx1ZURhdGEpOgorICAgICAgICAqIHhtbC9YUGF0aFZh cmlhYmxlUmVmZXJlbmNlLmg6CisgICAgICAgIChWYXJpYWJsZVJlZmVyZW5jZSk6CisKIDIwMTIt MDktMDYgIFNpbW9uIEhhdXNtYW5uICA8c2ltb24uaGF1c21hbm5Abm9raWEuY29tPgogCiAgICAg ICAgIFtRdF0gRml4IHRleHQgZW5jb2RpbmcgZGV0ZWN0aW5nCmRpZmYgLS1naXQgYS9Tb3VyY2Uv V2ViQ29yZS94bWwvTmF0aXZlWFBhdGhOU1Jlc29sdmVyLmggYi9Tb3VyY2UvV2ViQ29yZS94bWwv TmF0aXZlWFBhdGhOU1Jlc29sdmVyLmgKaW5kZXggNjljZDg0MDU1NzdlYjI3MTQ0MzNjNmQ1MTBl ZGExY2RkNWRhZGQ0Ni4uZjcxYWQ5MzY0ZTA2ZDU2YTVjYzAwYjIxOWZhODMzMDQ5OWMzNTY1OSAx MDA2NDQKLS0tIGEvU291cmNlL1dlYkNvcmUveG1sL05hdGl2ZVhQYXRoTlNSZXNvbHZlci5oCisr KyBiL1NvdXJjZS9XZWJDb3JlL3htbC9OYXRpdmVYUGF0aE5TUmVzb2x2ZXIuaApAQCAtNDEsNyAr NDEsNyBAQCBwdWJsaWM6CiAgICAgdmlydHVhbCBTdHJpbmcgbG9va3VwTmFtZXNwYWNlVVJJKGNv bnN0IFN0cmluZyYgcHJlZml4KTsKIAogcHJpdmF0ZToKLSAgICBOYXRpdmVYUGF0aE5TUmVzb2x2 ZXIoUGFzc1JlZlB0cjxOb2RlPik7CisgICAgZXhwbGljaXQgTmF0aXZlWFBhdGhOU1Jlc29sdmVy KFBhc3NSZWZQdHI8Tm9kZT4pOwogICAgIFJlZlB0cjxOb2RlPiBtX25vZGU7CiB9OwogCmRpZmYg LS1naXQgYS9Tb3VyY2UvV2ViQ29yZS94bWwvWE1MSHR0cFJlcXVlc3RFeGNlcHRpb24uaCBiL1Nv dXJjZS9XZWJDb3JlL3htbC9YTUxIdHRwUmVxdWVzdEV4Y2VwdGlvbi5oCmluZGV4IDU0ZDkyN2Fi OGMyZmEyYjg4Y2FjOWI0ZjFmMjRlYjU2MzM2Y2ZhNjYuLjdjNDM3ZWYyZjg1NDg5NDkxOTNmZDAw Mzg1OGMwZTIxODZlMmQyODkgMTAwNjQ0Ci0tLSBhL1NvdXJjZS9XZWJDb3JlL3htbC9YTUxIdHRw UmVxdWVzdEV4Y2VwdGlvbi5oCisrKyBiL1NvdXJjZS9XZWJDb3JlL3htbC9YTUxIdHRwUmVxdWVz dEV4Y2VwdGlvbi5oCkBAIC01MSw3ICs1MSw3IEBAIHB1YmxpYzoKICAgICBzdGF0aWMgYm9vbCBp bml0aWFsaXplRGVzY3JpcHRpb24oRXhjZXB0aW9uQ29kZSwgRXhjZXB0aW9uQ29kZURlc2NyaXB0 aW9uKik7CiAKIHByaXZhdGU6Ci0gICAgWE1MSHR0cFJlcXVlc3RFeGNlcHRpb24oY29uc3QgRXhj ZXB0aW9uQ29kZURlc2NyaXB0aW9uJiBkZXNjcmlwdGlvbikKKyAgICBleHBsaWNpdCBYTUxIdHRw UmVxdWVzdEV4Y2VwdGlvbihjb25zdCBFeGNlcHRpb25Db2RlRGVzY3JpcHRpb24mIGRlc2NyaXB0 aW9uKQogICAgICAgICA6IEV4Y2VwdGlvbkJhc2UoZGVzY3JpcHRpb24pCiAgICAgewogICAgIH0K ZGlmZiAtLWdpdCBhL1NvdXJjZS9XZWJDb3JlL3htbC9YTUxIdHRwUmVxdWVzdFByb2dyZXNzRXZl bnRUaHJvdHRsZS5oIGIvU291cmNlL1dlYkNvcmUveG1sL1hNTEh0dHBSZXF1ZXN0UHJvZ3Jlc3NF dmVudFRocm90dGxlLmgKaW5kZXggNTM4ZmQwYmQ5ZTQyM2M5Njk0ZmFiOWM0ODYzNzM5MmE1YzVj NGNkZC4uZDk2Nzk4NWEwYTBiNzg5NDI0YmQyNTIwYTEwZjg1MDU3NTQ5MmNjMyAxMDA2NDQKLS0t IGEvU291cmNlL1dlYkNvcmUveG1sL1hNTEh0dHBSZXF1ZXN0UHJvZ3Jlc3NFdmVudFRocm90dGxl LmgKKysrIGIvU291cmNlL1dlYkNvcmUveG1sL1hNTEh0dHBSZXF1ZXN0UHJvZ3Jlc3NFdmVudFRo cm90dGxlLmgKQEAgLTQ1LDcgKzQ1LDcgQEAgZW51bSBQcm9ncmVzc0V2ZW50QWN0aW9uIHsKIC8v IGFib3V0IGV2ZXJ5IDUwbXMgb3IgZm9yIGV2ZXJ5IGJ5dGUgcmVjZWl2ZWQsIHdoaWNoZXZlciBp cyBsZWFzdCBmcmVxdWVudCIuCiBjbGFzcyBYTUxIdHRwUmVxdWVzdFByb2dyZXNzRXZlbnRUaHJv dHRsZSA6IHB1YmxpYyBUaW1lckJhc2UgewogcHVibGljOgotICAgIFhNTEh0dHBSZXF1ZXN0UHJv Z3Jlc3NFdmVudFRocm90dGxlKEV2ZW50VGFyZ2V0Kik7CisgICAgZXhwbGljaXQgWE1MSHR0cFJl cXVlc3RQcm9ncmVzc0V2ZW50VGhyb3R0bGUoRXZlbnRUYXJnZXQqKTsKICAgICB2aXJ0dWFsIH5Y TUxIdHRwUmVxdWVzdFByb2dyZXNzRXZlbnRUaHJvdHRsZSgpOwogCiAgICAgdm9pZCBkaXNwYXRj aFByb2dyZXNzRXZlbnQoYm9vbCBsZW5ndGhDb21wdXRhYmxlLCB1bnNpZ25lZCBsb25nIGxvbmcg bG9hZGVkLCB1bnNpZ25lZCBsb25nIGxvbmcgdG90YWwpOwpkaWZmIC0tZ2l0IGEvU291cmNlL1dl YkNvcmUveG1sL1hNTEh0dHBSZXF1ZXN0VXBsb2FkLmggYi9Tb3VyY2UvV2ViQ29yZS94bWwvWE1M SHR0cFJlcXVlc3RVcGxvYWQuaAppbmRleCBhNjJhMTc1NDVlZjlkNDU3YjdmZGM3NDEzODI2YTI2 OTA1NGY3ZTVjLi4zODY3NDVmMWIxMjU2NWFjMjk4NTBkMGYwZGU5NGVlOWZiMzJjNjk4IDEwMDY0 NAotLS0gYS9Tb3VyY2UvV2ViQ29yZS94bWwvWE1MSHR0cFJlcXVlc3RVcGxvYWQuaAorKysgYi9T b3VyY2UvV2ViQ29yZS94bWwvWE1MSHR0cFJlcXVlc3RVcGxvYWQuaApAQCAtNjcsNyArNjcsNyBA QCBuYW1lc3BhY2UgV2ViQ29yZSB7CiAgICAgICAgIHZvaWQgZGlzcGF0Y2hFdmVudEFuZExvYWRF bmQoUGFzc1JlZlB0cjxFdmVudD4pOwogCiAgICAgcHJpdmF0ZToKLSAgICAgICAgWE1MSHR0cFJl cXVlc3RVcGxvYWQoWE1MSHR0cFJlcXVlc3QqKTsKKyAgICAgICAgZXhwbGljaXQgWE1MSHR0cFJl cXVlc3RVcGxvYWQoWE1MSHR0cFJlcXVlc3QqKTsKIAogICAgICAgICB2aXJ0dWFsIHZvaWQgcmVm RXZlbnRUYXJnZXQoKSB7IHJlZigpOyB9CiAgICAgICAgIHZpcnR1YWwgdm9pZCBkZXJlZkV2ZW50 VGFyZ2V0KCkgeyBkZXJlZigpOyB9CmRpZmYgLS1naXQgYS9Tb3VyY2UvV2ViQ29yZS94bWwvWFBh dGhFeGNlcHRpb24uaCBiL1NvdXJjZS9XZWJDb3JlL3htbC9YUGF0aEV4Y2VwdGlvbi5oCmluZGV4 IGQzOTJhOGU3Nzc5NTJhZmU4ZmYzZDIxYzExYjdmM2Y5MjIxYWMzM2MuLmUwYzQyZTliMTExNzgy ODM1ZDFlYWU2ZTBiZjRjMGU3NWNiM2ExMmYgMTAwNjQ0Ci0tLSBhL1NvdXJjZS9XZWJDb3JlL3ht bC9YUGF0aEV4Y2VwdGlvbi5oCisrKyBiL1NvdXJjZS9XZWJDb3JlL3htbC9YUGF0aEV4Y2VwdGlv bi5oCkBAIC01MSw3ICs1MSw3IEBAIHB1YmxpYzoKICAgICBzdGF0aWMgYm9vbCBpbml0aWFsaXpl RGVzY3JpcHRpb24oRXhjZXB0aW9uQ29kZSwgRXhjZXB0aW9uQ29kZURlc2NyaXB0aW9uKik7CiAK IHByaXZhdGU6Ci0gICAgWFBhdGhFeGNlcHRpb24oY29uc3QgRXhjZXB0aW9uQ29kZURlc2NyaXB0 aW9uJiBkZXNjcmlwdGlvbikKKyAgICBleHBsaWNpdCBYUGF0aEV4Y2VwdGlvbihjb25zdCBFeGNl cHRpb25Db2RlRGVzY3JpcHRpb24mIGRlc2NyaXB0aW9uKQogICAgICAgICA6IEV4Y2VwdGlvbkJh c2UoZGVzY3JpcHRpb24pCiAgICAgewogICAgIH0KZGlmZiAtLWdpdCBhL1NvdXJjZS9XZWJDb3Jl L3htbC9YUGF0aFByZWRpY2F0ZS5oIGIvU291cmNlL1dlYkNvcmUveG1sL1hQYXRoUHJlZGljYXRl LmgKaW5kZXggYzYzOWNlYzgwZmZlZjAwNTliZDcwNmY5NGQ5NzViZGExOTNkNTIwNC4uMDEzY2Nk YTIzMTI0M2E4NDgzMmZiYWRiZGUyODAyNDJlYzUwMmU5ZiAxMDA2NDQKLS0tIGEvU291cmNlL1dl YkNvcmUveG1sL1hQYXRoUHJlZGljYXRlLmgKKysrIGIvU291cmNlL1dlYkNvcmUveG1sL1hQYXRo UHJlZGljYXRlLmgKQEAgLTM2LDcgKzM2LDcgQEAgbmFtZXNwYWNlIFdlYkNvcmUgewogICAgICAg ICAKICAgICAgICAgY2xhc3MgTnVtYmVyIDogcHVibGljIEV4cHJlc3Npb24gewogICAgICAgICBw dWJsaWM6Ci0gICAgICAgICAgICBOdW1iZXIoZG91YmxlKTsKKyAgICAgICAgICAgIGV4cGxpY2l0 IE51bWJlcihkb3VibGUpOwogICAgICAgICBwcml2YXRlOgogICAgICAgICAgICAgdmlydHVhbCBW YWx1ZSBldmFsdWF0ZSgpIGNvbnN0OwogICAgICAgICAgICAgdmlydHVhbCBWYWx1ZTo6VHlwZSBy ZXN1bHRUeXBlKCkgY29uc3QgeyByZXR1cm4gVmFsdWU6Ok51bWJlclZhbHVlOyB9CkBAIC00Niw3 ICs0Niw3IEBAIG5hbWVzcGFjZSBXZWJDb3JlIHsKIAogICAgICAgICBjbGFzcyBTdHJpbmdFeHBy ZXNzaW9uIDogcHVibGljIEV4cHJlc3Npb24gewogICAgICAgICBwdWJsaWM6Ci0gICAgICAgICAg ICBTdHJpbmdFeHByZXNzaW9uKGNvbnN0IFN0cmluZyYpOworICAgICAgICAgICAgZXhwbGljaXQg U3RyaW5nRXhwcmVzc2lvbihjb25zdCBTdHJpbmcmKTsKICAgICAgICAgcHJpdmF0ZToKICAgICAg ICAgICAgIHZpcnR1YWwgVmFsdWUgZXZhbHVhdGUoKSBjb25zdDsKICAgICAgICAgICAgIHZpcnR1 YWwgVmFsdWU6OlR5cGUgcmVzdWx0VHlwZSgpIGNvbnN0IHsgcmV0dXJuIFZhbHVlOjpTdHJpbmdW YWx1ZTsgfQpAQCAtMTA2LDcgKzEwNiw3IEBAIG5hbWVzcGFjZSBXZWJDb3JlIHsKICAgICAgICAg Y2xhc3MgUHJlZGljYXRlIHsKICAgICAgICAgICAgIFdURl9NQUtFX05PTkNPUFlBQkxFKFByZWRp Y2F0ZSk7IFdURl9NQUtFX0ZBU1RfQUxMT0NBVEVEOwogICAgICAgICBwdWJsaWM6Ci0gICAgICAg ICAgICBQcmVkaWNhdGUoRXhwcmVzc2lvbiopOworICAgICAgICAgICAgZXhwbGljaXQgUHJlZGlj YXRlKEV4cHJlc3Npb24qKTsKICAgICAgICAgICAgIH5QcmVkaWNhdGUoKTsKICAgICAgICAgICAg IGJvb2wgZXZhbHVhdGUoKSBjb25zdDsKIApkaWZmIC0tZ2l0IGEvU291cmNlL1dlYkNvcmUveG1s L1hQYXRoVmFsdWUuaCBiL1NvdXJjZS9XZWJDb3JlL3htbC9YUGF0aFZhbHVlLmgKaW5kZXggZjEw MTU3MDE2NTIyZGFhYWJmYTBlMzI3ZmY1MDY4NzRkOWRjOWJlOS4uNDkwYmIyZDdiNzhjNWQ2NTc5 YTY3ZmQ0NzAyYzYwZWU2MGYzNzU0NSAxMDA2NDQKLS0tIGEvU291cmNlL1dlYkNvcmUveG1sL1hQ YXRoVmFsdWUuaAorKysgYi9Tb3VyY2UvV2ViQ29yZS94bWwvWFBhdGhWYWx1ZS5oCkBAIC00NSw4 ICs0NSw4IEBAIG5hbWVzcGFjZSBXZWJDb3JlIHsKICAgICAgICAgICAgIAogICAgICAgICBwcml2 YXRlOgogICAgICAgICAgICAgVmFsdWVEYXRhKCkgeyB9Ci0gICAgICAgICAgICBWYWx1ZURhdGEo Y29uc3QgTm9kZVNldCYgbm9kZVNldCkgOiBtX25vZGVTZXQobm9kZVNldCkgeyB9Ci0gICAgICAg ICAgICBWYWx1ZURhdGEoY29uc3QgU3RyaW5nJiBzdHJpbmcpIDogbV9zdHJpbmcoc3RyaW5nKSB7 IH0gICAgICAgICAgICAKKyAgICAgICAgICAgIGV4cGxpY2l0IFZhbHVlRGF0YShjb25zdCBOb2Rl U2V0JiBub2RlU2V0KSA6IG1fbm9kZVNldChub2RlU2V0KSB7IH0KKyAgICAgICAgICAgIGV4cGxp Y2l0IFZhbHVlRGF0YShjb25zdCBTdHJpbmcmIHN0cmluZykgOiBtX3N0cmluZyhzdHJpbmcpIHsg fSAgICAgICAgICAgIAogICAgICAgICB9OwogCiAgICAgICAgIC8vIENvcHlpbmcgVmFsdWUgb2Jq ZWN0cyBtYWtlcyB0aGVpciBkYXRhIHBhcnRpYWxseSBzaGFyZWQsIHNvIGNhcmUgaGFzIHRvIGJl IHRha2VuIHdoZW4gZGVhbGluZyB3aXRoIGNvcGllcy4KZGlmZiAtLWdpdCBhL1NvdXJjZS9XZWJD b3JlL3htbC9YUGF0aFZhcmlhYmxlUmVmZXJlbmNlLmggYi9Tb3VyY2UvV2ViQ29yZS94bWwvWFBh dGhWYXJpYWJsZVJlZmVyZW5jZS5oCmluZGV4IDU2MzY4MTI0MDBlODJiNGNmZjk1Y2Y3NGNmYzgw N2YyNWJlMWYzOTIuLjA0MmExODg5N2Q5MWRmNTcwNDk1Zjk4NWU3NTYxNjlmNGM4NzBhMTQgMTAw NjQ0Ci0tLSBhL1NvdXJjZS9XZWJDb3JlL3htbC9YUGF0aFZhcmlhYmxlUmVmZXJlbmNlLmgKKysr IGIvU291cmNlL1dlYkNvcmUveG1sL1hQYXRoVmFyaWFibGVSZWZlcmVuY2UuaApAQCAtMzUsNyAr MzUsNyBAQCBuYW1lc3BhY2UgV2ViQ29yZSB7CiAgICAgICAgIC8vIFZhcmlhYmxlIHJlZmVyZW5j ZXMgYXJlIG5vdCB1c2VkIHdpdGggWFBhdGhFdmFsdWF0b3IuCiAgICAgICAgIGNsYXNzIFZhcmlh YmxlUmVmZXJlbmNlIDogcHVibGljIEV4cHJlc3Npb24gewogICAgICAgICBwdWJsaWM6Ci0gICAg ICAgICAgICBWYXJpYWJsZVJlZmVyZW5jZShjb25zdCBTdHJpbmcmIG5hbWUpOworICAgICAgICAg ICAgZXhwbGljaXQgVmFyaWFibGVSZWZlcmVuY2UoY29uc3QgU3RyaW5nJiBuYW1lKTsKICAgICAg ICAgcHJpdmF0ZToKICAgICAgICAgICAgIHZpcnR1YWwgVmFsdWUgZXZhbHVhdGUoKSBjb25zdDsK ICAgICAgICAgICAgIHZpcnR1YWwgVmFsdWU6OlR5cGUgcmVzdWx0VHlwZSgpIGNvbnN0IHsgQVNT RVJUX05PVF9SRUFDSEVEKCk7IHJldHVybiBWYWx1ZTo6TnVtYmVyVmFsdWU7IH0K