Migrate boxInline tests to new multi-file framework

compiler/testData/codegen/boxInline/signature/sameFormalParameterName.kt

@@ -0,0 +1,43 @@
+// FILE: 1.kt
+
+package test
+
+class B<T>
+
+interface A {
+    fun <T> aTest(p: T): B<T>
+}
+
+open class Test {
+
+    inline fun <T> test(crossinline z: () -> Int) = object : A {
+        override fun <T> aTest(p: T): B<T> {
+            z()
+            return B<T>()
+        }
+    }
+
+    fun callInline() =  test<String> { 1 }
+}
+
+// FILE: 2.kt
+
+// NO_CHECK_LAMBDA_INLINING
+// FULL_JDK
+
+import test.*
+import java.util.*
+
+
+fun box(): String {
+    val result = Test().callInline()
+    val method = result.javaClass.getMethod("aTest", Any::class.java)
+    val genericReturnType = method.genericReturnType
+    if (genericReturnType.toString() != "test.B<T>") return "fail 1: ${genericReturnType}"
+
+    val genericParameterTypes = method.genericParameterTypes
+    if (genericParameterTypes.size != 1) return "fail 2: ${genericParameterTypes.size}"
+    if (genericParameterTypes[0].toString() != "T") return "fail 3: ${genericParameterTypes[0]}"
+
+    return "OK"
+}