Allow to import members from object by name

Wrap object members so they do not require dispatch receiver
Hack jvm backend to make it work

compiler/testData/codegen/box/objects/useImportedMember.kt

@@ -0,0 +1,50 @@
+import C.f
+import C.p
+import C.ext
+import C.g1
+import C.g2
+import C.fromClass
+import C.fromInterface
+import C.genericFromSuper
+
+interface I<G> {
+    fun <T> T.fromInterface(): T = this
+
+    fun genericFromSuper(g: G) = g
+}
+
+open class BaseClass {
+    val <T> T.fromClass: T
+        get() = this
+}
+
+object C: BaseClass(), I<String> {
+    fun f(s: Int) = 1
+    fun f(s: String) = 2
+    fun Boolean.f() = 3
+
+    var p: Int = 4
+    val Int.ext: Int
+        get() = 6
+
+    fun <T> g1(t: T): T = t
+    val <T> T.g2: T
+        get() = this
+}
+
+fun box(): String {
+    if (f(1) != 1) return "1"
+    if (f("s") != 2) return "2"
+    if (true.f() != 3) return "3"
+    if (p != 4) return "4"
+    p = 5
+    if (p != 5) return "5"
+    if (5.ext != 6) return "6"
+    if (g1("7") != "7") return "7"
+    if ("8".g2 != "8") return "8"
+    if (9.fromInterface() != 9) return "9"
+    if ("10".fromClass != "10") return "10"
+    if (genericFromSuper("11") != "11") return "11"
+
+    return "OK"
+}

compiler/testData/codegen/box/objects/useImportedMemberFromCompanion.kt

@@ -0,0 +1,52 @@
+import Class.C.f
+import Class.C.p
+import Class.C.ext
+import Class.C.g1
+import Class.C.g2
+import Class.C.fromClass
+import Class.C.fromInterface
+import Class.C.genericFromSuper
+
+interface I<G> {
+    fun <T> T.fromInterface(): T = this
+
+    fun genericFromSuper(g: G) = g
+}
+
+open class BaseClass {
+    val <T> T.fromClass: T
+        get() = this
+}
+
+class Class {
+    companion object C: BaseClass(), I<String> {
+        fun f(s: Int) = 1
+        fun f(s: String) = 2
+        fun Boolean.f() = 3
+
+        var p: Int = 4
+        val Int.ext: Int
+            get() = 6
+
+        fun <T> g1(t: T): T = t
+        val <T> T.g2: T
+            get() = this
+    }
+}
+
+fun box(): String {
+    if (f(1) != 1) return "1"
+    if (f("s") != 2) return "2"
+    if (true.f() != 3) return "3"
+    if (p != 4) return "4"
+    p = 5
+    if (p != 5) return "5"
+    if (5.ext != 6) return "6"
+    if (g1("7") != "7") return "7"
+    if ("8".g2 != "8") return "8"
+    if (9.fromInterface() != 9) return "9"
+    if ("10".fromClass != "10") return "10"
+    if (genericFromSuper("11") != "11") return "11"
+
+    return "OK"
+}