[K/N][IR] Extracted a common util function

compiler/ir/backend.common/src/org/jetbrains/kotlin/backend/common/ir/IrUtils.kt

@@ -144,3 +144,5 @@ fun IrFunction.getAdapteeFromAdaptedForReferenceFunction() : IrFunction? {
     if (call !is IrFunctionAccessExpression) unknownStructure()
     return call.symbol.owner
 }
+
+fun IrBranch.isUnconditional(): Boolean = (condition as? IrConst<*>)?.value == true

kotlin-native/backend.native/compiler/ir/backend.native/src/org/jetbrains/kotlin/backend/konan/ir/NewIrUtils.kt

@@ -89,8 +89,6 @@ fun buildSimpleAnnotation(irBuiltIns: IrBuiltIns, startOffset: Int, endOffset: I
 internal fun IrExpression.isBoxOrUnboxCall() =
         (this is IrCall && symbol.owner.origin == DECLARATION_ORIGIN_INLINE_CLASS_SPECIAL_FUNCTION)
 
-internal fun IrBranch.isUnconditional(): Boolean = (condition as? IrConst<*>)?.value == true
-
 internal val IrFunctionAccessExpression.actualCallee: IrFunction
     get() {
         val callee = symbol.owner

kotlin-native/backend.native/compiler/ir/backend.native/src/org/jetbrains/kotlin/backend/konan/llvm/IrToBitcode.kt

@@ -8,6 +8,7 @@ package org.jetbrains.kotlin.backend.konan.llvm
 import kotlinx.cinterop.*
 import llvm.*
 import org.jetbrains.kotlin.backend.common.ir.inlineFunction
+import org.jetbrains.kotlin.backend.common.ir.isUnconditional
 import org.jetbrains.kotlin.backend.common.lower.coroutines.getOrCreateFunctionWithContinuationStub
 import org.jetbrains.kotlin.backend.common.lower.inline.InlinerExpressionLocationHint
 import org.jetbrains.kotlin.backend.konan.*

kotlin-native/backend.native/compiler/ir/backend.native/src/org/jetbrains/kotlin/backend/konan/optimizations/StaticInitializersOptimization.kt

@@ -6,13 +6,13 @@
 package org.jetbrains.kotlin.backend.konan.optimizations
 
 import org.jetbrains.kotlin.backend.common.copy
+import org.jetbrains.kotlin.backend.common.ir.isUnconditional
 import org.jetbrains.kotlin.backend.common.lower.createIrBuilder
 import org.jetbrains.kotlin.backend.common.lower.irBlock
 import org.jetbrains.kotlin.backend.konan.Context
 import org.jetbrains.kotlin.backend.konan.DirectedGraphCondensationBuilder
 import org.jetbrains.kotlin.backend.konan.DirectedGraphMultiNode
 import org.jetbrains.kotlin.backend.konan.ir.actualCallee
-import org.jetbrains.kotlin.backend.konan.ir.isUnconditional
 import org.jetbrains.kotlin.backend.konan.ir.isVirtualCall
 import org.jetbrains.kotlin.backend.konan.logMultiple
 import org.jetbrains.kotlin.backend.konan.lower.*