The build error: ``` ERROR: A weak external symbol is generated when a symbol is defined in multiple compilation units and is also marked as being exported from the library. ERROR: A common cause of weak external symbols is when an inline function is listed in the linker export file. ERROR: symbol __ZN9Inspector17BackendDispatcher16getPropertyValueINSt3__18optionalIbEEEET_PN3WTF8JSONImpl6ObjectERKNS6_6StringEbNS2_8functionIFS5_RNS7_5ValueEEEEPKc ERROR: symbol __ZN9Inspector17BackendDispatcher16getPropertyValueINSt3__18optionalIdEEEET_PN3WTF8JSONImpl6ObjectERKNS6_6StringEbNS2_8functionIFS5_RNS7_5ValueEEEEPKc ERROR: symbol __ZN9Inspector17BackendDispatcher16getPropertyValueINSt3__18optionalIiEEEET_PN3WTF8JSONImpl6ObjectERKNS6_6StringEbNS2_8functionIFS5_RNS7_5ValueEEEEPKc Command PhaseScriptExecution failed with a nonzero exit code ```
<rdar://problem/123120005>
<rdar://problem/123120550>
Pull request: https://github.com/WebKit/WebKit/pull/24667
Committed 274901@main (790c37c321c3): <https://commits.webkit.org/274901@main> Reviewed commits have been landed. Closing PR #24667 and removing active labels.
Committed 272448.857@safari-7618-branch (95d9ceea9e0c): <https://commits.webkit.org/272448.857@safari-7618-branch> Reviewed commits have been landed. Closing PR #1169 and removing active labels.