Take imported from object descriptor into account in pseudocode

So #KT-15566 Fixed

compiler/testData/diagnostics/tests/controlFlowAnalysis/fieldAsClassDelegate.kt

@@ -0,0 +1,35 @@
+// See KT-15566
+
+import DefaultHttpClient.client
+
+interface HttpClient
+
+class HttpClientImpl : HttpClient
+
+// Below we should have initialization error for both (!) delegates
+
+object DefaultHttpClient : HttpClient by <!UNINITIALIZED_VARIABLE!>client<!> {
+    val client = HttpClientImpl()
+}
+
+object DefaultHttpClientWithGetter : HttpClient by client {
+    val client get() = HttpClientImpl()
+}
+
+object DefaultHttpClientWithFun : HttpClient by fClient() {
+}
+
+private fun fClient() = HttpClientImpl()
+
+private fun <T> lazy(init: () -> T): kotlin.<!UNRESOLVED_REFERENCE!>Lazy<!><T> {
+    init()
+    null!!
+}
+
+object DefaultHttpClientWithBy : HttpClient by client {
+    val client by lazy { HttpClientImpl() }
+}
+
+object DefaultFqHttpClient : HttpClient by DefaultFqHttpClient.<!UNINITIALIZED_VARIABLE!>client<!> {
+    val client = HttpClientImpl()
+}

compiler/testData/diagnostics/tests/controlFlowAnalysis/fieldAsClassDelegate.txt

@@ -0,0 +1,56 @@
+package
+
+private fun fClient(): HttpClientImpl
+private fun </*0*/ T> lazy(/*0*/ init: () -> T): [ERROR : kotlin.Lazy<T>]<T>
+
+public object DefaultFqHttpClient : HttpClient {
+    private constructor DefaultFqHttpClient()
+    public final val client: HttpClientImpl
+    public open override /*1*/ /*fake_override*/ fun equals(/*0*/ other: kotlin.Any?): kotlin.Boolean
+    public open override /*1*/ /*fake_override*/ fun hashCode(): kotlin.Int
+    public open override /*1*/ /*fake_override*/ fun toString(): kotlin.String
+}
+
+public object DefaultHttpClient : HttpClient {
+    private constructor DefaultHttpClient()
+    public final val client: HttpClientImpl
+    public open override /*1*/ /*fake_override*/ fun equals(/*0*/ other: kotlin.Any?): kotlin.Boolean
+    public open override /*1*/ /*fake_override*/ fun hashCode(): kotlin.Int
+    public open override /*1*/ /*fake_override*/ fun toString(): kotlin.String
+}
+
+public object DefaultHttpClientWithBy : HttpClient {
+    private constructor DefaultHttpClientWithBy()
+    public final val client: [ERROR : <ERROR FUNCTION RETURN TYPE>]
+    public open override /*1*/ /*fake_override*/ fun equals(/*0*/ other: kotlin.Any?): kotlin.Boolean
+    public open override /*1*/ /*fake_override*/ fun hashCode(): kotlin.Int
+    public open override /*1*/ /*fake_override*/ fun toString(): kotlin.String
+}
+
+public object DefaultHttpClientWithFun : HttpClient {
+    private constructor DefaultHttpClientWithFun()
+    public open override /*1*/ /*fake_override*/ fun equals(/*0*/ other: kotlin.Any?): kotlin.Boolean
+    public open override /*1*/ /*fake_override*/ fun hashCode(): kotlin.Int
+    public open override /*1*/ /*fake_override*/ fun toString(): kotlin.String
+}
+
+public object DefaultHttpClientWithGetter : HttpClient {
+    private constructor DefaultHttpClientWithGetter()
+    public final val client: HttpClientImpl
+    public open override /*1*/ /*fake_override*/ fun equals(/*0*/ other: kotlin.Any?): kotlin.Boolean
+    public open override /*1*/ /*fake_override*/ fun hashCode(): kotlin.Int
+    public open override /*1*/ /*fake_override*/ fun toString(): kotlin.String
+}
+
+public interface HttpClient {
+    public open override /*1*/ /*fake_override*/ fun equals(/*0*/ other: kotlin.Any?): kotlin.Boolean
+    public open override /*1*/ /*fake_override*/ fun hashCode(): kotlin.Int
+    public open override /*1*/ /*fake_override*/ fun toString(): kotlin.String
+}
+
+public final class HttpClientImpl : HttpClient {
+    public constructor HttpClientImpl()
+    public open override /*1*/ /*fake_override*/ fun equals(/*0*/ other: kotlin.Any?): kotlin.Boolean
+    public open override /*1*/ /*fake_override*/ fun hashCode(): kotlin.Int
+    public open override /*1*/ /*fake_override*/ fun toString(): kotlin.String
+}