Revert "Temporarily remove JvmPackageName and tests, but keep the implementation"

This reverts commit 9ae6feb2c5.

compiler/testData/compileKotlinAgainstKotlin/jvmPackageName.kt

@@ -0,0 +1,26 @@
+// IGNORE_BACKEND: NATIVE
+// FILE: A.kt
+// LANGUAGE_VERSION: 1.2
+
+@file:Suppress("INVISIBLE_MEMBER", "INVISIBLE_REFERENCE")
+@file:JvmPackageName("bar")
+package foo
+
+fun f() = "OK"
+
+var v: Int = 1
+
+inline fun i(block: () -> Unit) = block()
+
+// FILE: B.kt
+// LANGUAGE_VERSION: 1.2
+
+import foo.*
+
+fun box(): String {
+    v = 2
+    if (v != 2) return "Fail"
+    i { v = 3 }
+    if (v != 3) return "Fail"
+    return f()
+}

compiler/testData/compileKotlinAgainstKotlin/jvmPackageNameInRootPackage.kt

@@ -0,0 +1,19 @@
+// IGNORE_BACKEND: NATIVE
+// FILE: A.kt
+// LANGUAGE_VERSION: 1.2
+
+@file:Suppress("INVISIBLE_MEMBER", "INVISIBLE_REFERENCE")
+@file:JvmPackageName("bar")
+
+fun f() = "OK"
+
+var v: Int = 1
+
+// FILE: B.kt
+// LANGUAGE_VERSION: 1.2
+
+fun box(): String {
+    v = 2
+    if (v != 2) return "Fail"
+    return f()
+}

compiler/testData/compileKotlinAgainstKotlin/jvmPackageNameWithJvmName.kt

@@ -0,0 +1,23 @@
+// IGNORE_BACKEND: NATIVE
+// FILE: A.kt
+// LANGUAGE_VERSION: 1.2
+
+@file:Suppress("INVISIBLE_MEMBER", "INVISIBLE_REFERENCE")
+@file:JvmPackageName("bar")
+@file:JvmName("Baz")
+package foo
+
+fun f() = "OK"
+
+var v: Int = 1
+
+// FILE: B.kt
+// LANGUAGE_VERSION: 1.2
+
+import foo.*
+
+fun box(): String {
+    v = 2
+    if (v != 2) return "Fail"
+    return f()
+}