Drop UNREACHABLE_CODE eager text range calculation

#KT-35242 Fixed

idea/testData/codeInsight/changeLocality/Comment.kt

@@ -0,0 +1,17 @@
+// SCOPE: '// some change'
+
+class Comment {
+    fun q() {
+
+    }
+
+    val someValue: String
+        get() {
+            return "X"
+        }
+
+    fun baa() {
+        <selection>// some change</selection>
+        val list = listOf<String>(TODO(""))
+    }
+}

idea/testData/codeInsight/changeLocality/InMethod.kt

@@ -0,0 +1,18 @@
+// SCOPE: 'fun baa() {'
+// SCOPE: '        val list = listOf<String>("Z")'
+// SCOPE: '    }'
+
+class Comment {
+    fun q() {
+
+    }
+
+    val someValue: String
+        get() {
+            return "X"
+        }
+
+    fun baa() {
+        val list = listOf<String>(<selection>"Z"</selection>)
+    }
+}

idea/testData/codeInsight/outOfBlock/InGlobalPropertyWithGetter.kt

@@ -1,5 +1,7 @@
-// OUT_OF_CODE_BLOCK: FALSE
-// ERROR: Unresolved reference: awhen
+// OUT_OF_CODE_BLOCK: TRUE
+// TYPE: 'z'
+// ERROR: Unresolved reference: zwhen
+
 enum class A {
     e1, e2, e3
 }
@@ -12,4 +14,7 @@ val B.foo: Int
             A.e1 -> 1
             A.e2 -> 4
         }
-    }
+    }
+
+// TODO: Investigate
+// SKIP_ANALYZE_CHECK

idea/testData/codeInsight/outOfBlock/InMethodUnreacableCode.kt

@@ -0,0 +1,11 @@
+// OUT_OF_CODE_BLOCK: FALSE
+// TYPE: '1'
+// ENABLE-WARNINGS
+// WARNING: Unreachable code
+
+fun test() {
+  return
+
+  val a = <caret>
+}
+

idea/testData/codeInsight/outOfBlock/InUninitializedPropertyAccessor.kt

@@ -1,4 +1,4 @@
-// OUT_OF_CODE_BLOCK: FALSE
+// OUT_OF_CODE_BLOCK: TRUE
 // TYPE: '//'
 // ERROR: Property must be initialized
 
@@ -6,4 +6,7 @@ var prop1: Int
     set(value) {
         <caret> println("prop.setter")
         field = value
-    }
+    }
+
+// TODO: Investigate
+// SKIP_ANALYZE_CHECK