KtLightClassForDecompiledDeclaration is now marked by KtLightClassMarker

Rename: KtJavaMirrorMarker -> KtLightClassMarker
Introduce code to be able to tell light classes from source and binaries apart in 'frontend.java'

idea/idea-analysis/src/org/jetbrains/kotlin/idea/caches/resolve/KtLightClassForDecompiledDeclaration.kt

@@ -24,6 +24,7 @@ import org.jetbrains.kotlin.asJava.classes.KtLightClassBase
 import org.jetbrains.kotlin.asJava.elements.KtLightFieldImpl
 import org.jetbrains.kotlin.asJava.elements.KtLightMethodImpl
 import org.jetbrains.kotlin.idea.decompiler.classFile.KtClsFile
+import org.jetbrains.kotlin.load.java.structure.LightClassOriginKind
 import org.jetbrains.kotlin.name.FqName
 import org.jetbrains.kotlin.psi.KtClassOrObject
 
@@ -62,5 +63,8 @@ class KtLightClassForDecompiledDeclaration(
 
     override fun hashCode(): Int =
             fqName.hashCode()
+
+    override val originKind: LightClassOriginKind
+        get() = LightClassOriginKind.BINARY
 }