Make stdlib work with -Xmultifile-package-facades.

Fixed wrong owner mapping in presence of -Xmultifile-package-facades.
Fixed backing field mapping issue.
Added more tests.

compiler/testData/codegen/boxInline/multifileClasses/inlineFromOtherPackage.2.kt

@@ -1,4 +1,6 @@
 @file:[JvmName("MultifileClass") JvmMultifileClass]
 package a
 
-inline fun foo(body: () -> String): String = body()
+inline fun foo(body: () -> String): String = bar(body())
+
+public fun bar(x: String): String = x

compiler/testData/codegen/boxMultiFile/inlineMultifileClassMemberFromOtherPackage/box.kt

@@ -0,0 +1,5 @@
+package test
+
+import a.foo
+
+fun box(): String = foo { "OK" }

compiler/testData/codegen/boxMultiFile/inlineMultifileClassMemberFromOtherPackage/foo.kt

@@ -0,0 +1,4 @@
+@file:[JvmName("APackage") JvmMultifileClass]
+package a
+
+inline fun foo(body: () -> String): String = zee(body())

compiler/testData/codegen/boxMultiFile/inlineMultifileClassMemberFromOtherPackage/zee.kt

@@ -0,0 +1,4 @@
+@file:[JvmName("APackage") JvmMultifileClass]
+package a
+
+public fun zee(x: String): String = x

compiler/testData/codegen/boxMultiFile/multifileClassPartsInitialization/box.kt

@@ -0,0 +1,3 @@
+import a.*
+
+fun box(): String = OK

compiler/testData/codegen/boxMultiFile/multifileClassPartsInitialization/part1.kt

@@ -0,0 +1,4 @@
+@file:[JvmName("MultifileClass") JvmMultifileClass]
+package a
+
+val O: String = "O"

compiler/testData/codegen/boxMultiFile/multifileClassPartsInitialization/part2.kt

@@ -0,0 +1,4 @@
+@file:[JvmName("MultifileClass") JvmMultifileClass]
+package a
+
+val K: String = "K"

compiler/testData/codegen/boxMultiFile/multifileClassPartsInitialization/part3.kt

@@ -0,0 +1,4 @@
+@file:[JvmName("MultifileClass") JvmMultifileClass]
+package a
+
+val OK: String = O + K

compiler/testData/codegen/boxMultifileClasses/calls/valFromOtherPackage.1.kt

@@ -0,0 +1,3 @@
+import a.OK
+
+fun box(): String = OK

compiler/testData/codegen/boxMultifileClasses/calls/valFromOtherPackage.2.kt

@@ -0,0 +1,4 @@
+@file:[JvmName("MultifileClass") JvmMultifileClass]
+package a
+
+val OK: String = "OK"

compiler/testData/codegen/boxMultifileClasses/calls/varFromOtherPackage.1.kt

@@ -0,0 +1,6 @@
+import a.OK
+
+fun box(): String {
+    OK = "OK"
+    return OK
+}

compiler/testData/codegen/boxMultifileClasses/calls/varFromOtherPackage.2.kt

@@ -0,0 +1,4 @@
+@file:[JvmName("MultifileClass") JvmMultifileClass]
+package a
+
+var OK: String = "Hmmm?"

compiler/testData/codegen/boxWithStdlib/againstMultifileStdlib/useStdlib.kt

@@ -0,0 +1,2 @@
+fun box(): String =
+        listOf("a").map { "OK" }.get(0)

compiler/testData/codegen/bytecodeText/inlineFromOtherModule.kt

@@ -2,6 +2,5 @@ fun foo() {
     assert(1 == 1) { "Hahaha" }
 }
 
-// assert function will be inlined, and we assure that there are no calls via package part, but is call via package facade in inlined code
-// 0 INVOKESTATIC kotlin\/KotlinPackage.+\.getASSERTIONS_ENABLED \(\)Z
-// 1 INVOKESTATIC kotlin\/AssertionsJVMKt\.getASSERTIONS_ENABLED \(\)Z
+// 1 INVOKESTATIC kotlin\/KotlinPackage\.getASSERTIONS_ENABLED
+// 0 INVOKESTATIC kotlin\/AssertionsJVMKt\.getASSERTIONS_ENABLED

compiler/testData/codegen/bytecodeTextMultifile/partMembersInline/otherFile.kt

@@ -0,0 +1,4 @@
+@file:[JvmName("Util") JvmMultifileClass]
+package test
+
+public fun publicInOtherFile() {}

compiler/testData/codegen/bytecodeTextMultifile/partMembersInline/thisFile.kt

@@ -0,0 +1,18 @@
+@file:[JvmName("Util") JvmMultifileClass]
+package test
+
+inline fun foo(body: () -> Unit) {
+    publicInThisFile()
+    publicInOtherFile()
+    body()
+}
+
+public fun publicInThisFile() {}
+
+fun bar() {
+    foo {}
+}
+
+// @test/Util__ThisFileKt.class:
+// 2 INVOKESTATIC test/Util.publicInThisFile
+// 2 INVOKESTATIC test/Util.publicInOtherFile