Use FirModuleBasedSession with module info, use platform default imports

In this commit, FIR sessions made bound to a particular module

compiler/fir/java/src/org/jetbrains/kotlin/fir/java/FirJavaModuleBasedSession.kt

@@ -0,0 +1,26 @@
+/*
+ * Copyright 2010-2018 JetBrains s.r.o. Use of this source code is governed by the Apache 2.0 license
+ * that can be found in the license/LICENSE.txt file.
+ */
+
+package org.jetbrains.kotlin.fir.java
+
+import com.intellij.openapi.project.Project
+import org.jetbrains.kotlin.analyzer.ModuleInfo
+import org.jetbrains.kotlin.fir.FirModuleBasedSession
+import org.jetbrains.kotlin.fir.resolve.FirProvider
+import org.jetbrains.kotlin.fir.resolve.FirSymbolProvider
+import org.jetbrains.kotlin.fir.resolve.impl.FirCompositeSymbolProvider
+import org.jetbrains.kotlin.fir.resolve.impl.FirLibrarySymbolProviderImpl
+import org.jetbrains.kotlin.fir.service
+
+class FirJavaModuleBasedSession(moduleInfo: ModuleInfo, project: Project) : FirModuleBasedSession(moduleInfo) {
+    init {
+        registerComponent(
+            FirSymbolProvider::class,
+            FirCompositeSymbolProvider(
+                listOf(service<FirProvider>(), JavaSymbolProvider(project), FirLibrarySymbolProviderImpl(this))
+            )
+        )
+    }
+}