Inline: Fix inlining of if-expressions into qualified expressions

#KT-8008 Fixed

compiler/frontend/src/org/jetbrains/kotlin/psi/KtPsiUtil.java

@@ -483,6 +483,8 @@ public class KtPsiUtil {
         }
 
         if (innerExpression instanceof KtIfExpression) {
+            if (parentExpression instanceof KtQualifiedExpression) return true;
+
             PsiElement current = parentExpression;
 
             while (!(current instanceof KtBlockExpression || current instanceof KtDeclaration || current instanceof KtStatementExpression)) {

idea/testData/refactoring/inline/ifInQualifiedExpression.kt

@@ -0,0 +1,6 @@
+// WITH_RUNTIME
+fun boo() : Pair<Int, String> {
+    val flag = true
+    val <caret>value = if (flag) 0 else 1
+    return value.to("value")
+}

idea/testData/refactoring/inline/ifInQualifiedExpression.kt.after

@@ -0,0 +1,5 @@
+// WITH_RUNTIME
+fun boo() : Pair<Int, String> {
+    val flag = true
+    return (if (flag) 0 else 1).to("value")
+}

idea/tests/org/jetbrains/kotlin/idea/refactoring/inline/InlineTestGenerated.java

@@ -47,6 +47,12 @@ public class InlineTestGenerated extends AbstractInlineTest {
         doTest(fileName);
     }
 
+    @TestMetadata("ifInQualifiedExpression.kt")
+    public void testIfInQualifiedExpression() throws Exception {
+        String fileName = JetTestUtils.navigationMetadata("idea/testData/refactoring/inline/ifInQualifiedExpression.kt");
+        doTest(fileName);
+    }
+
     @TestMetadata("InFunctionLiteral.kt")
     public void testInFunctionLiteral() throws Exception {
         String fileName = JetTestUtils.navigationMetadata("idea/testData/refactoring/inline/InFunctionLiteral.kt");