Clean JavaClassesTracker and LookupTracker on call RetryWithAdditionalRoots

#KT-38576 Fixed

build-common/src/org/jetbrains/kotlin/incremental/JavaClassesTrackerImpl.kt

@@ -71,6 +71,11 @@ class JavaClassesTrackerImpl(
         }
     }
 
+    override fun clear() {
+        classToSourceSerialized.clear()
+        classDescriptors.clear()
+    }
+
     private fun JavaClassDescriptor.wasContentRequested() =
             this.safeAs<LazyJavaClassDescriptor>()?.wasScopeContentRequested() != false
 }

build-common/src/org/jetbrains/kotlin/incremental/LookupStorage.kt

@@ -276,6 +276,15 @@ class LookupTrackerImpl(private val delegate: LookupTracker) : LookupTracker {
             delegate.record(prevFilePath, position, prevScopeFqName, scopeKind, prevName)
         }
     }
+
+    override fun clear() {
+        lookups.clear()
+        prevFilePath = ""
+        prevPosition = null
+        prevScopeFqName = ""
+        prevScopeKind = null
+        prevName = ""
+    }
 }
 
 data class LookupSymbol(val name: String, val scope: String) : Comparable<LookupSymbol> {