Bug 1858679 part 2 - Remove dead code from CloneFunctionReuseScript. …

…r=iain

Searchfox suggested the code to handle self-hosted lazy functions is dead and
this is indeed no longer used to clone lazy self-hosted functions.

Depends on D190821

Differential Revision: https://phabricator.services.mozilla.com/D190823

UltraBlame original commit: 810153993fc0b06ce0eabae2602fc7f74ed9be18

js/src/vm/JSFunction.cpp

@@ -11224,6 +11224,16 @@ isInterpreted
 ;
 MOZ_ASSERT
 (
+fun
+-
+>
+hasBaseScript
+(
+)
+)
+;
+MOZ_ASSERT
+(
 CanReuseScriptForClone
 (
 cx
@@ -11237,17 +11247,16 @@ enclosingEnv
 )
 )
 ;
-RootedFunction
+JSFunction
+*
 clone
-(
-cx
+=
 NewFunctionClone
 (
 cx
 fun
 proto
 )
-)
 ;
 if
 (
@@ -11259,16 +11268,6 @@ return
 nullptr
 ;
 }
-if
-(
-fun
--
->
-hasBaseScript
-(
-)
-)
-{
 BaseScript
 *
 base
@@ -11296,47 +11295,6 @@ initEnvironment
 enclosingEnv
 )
 ;
-}
-else
-{
-MOZ_ASSERT
-(
-fun
--
->
-hasSelfHostedLazyScript
-(
-)
-)
-;
-SelfHostedLazyScript
-*
-lazy
-=
-fun
--
->
-selfHostedLazyScript
-(
-)
-;
-clone
--
->
-initSelfHostedLazyScript
-(
-lazy
-)
-;
-clone
--
->
-initEnvironment
-(
-enclosingEnv
-)
-;
-}
 #
 ifdef
 DEBUG