Drop unused MutablePackageFragmentProvider

compiler/frontend/src/org/jetbrains/kotlin/resolve/MutablePackageFragmentProvider.kt

@@ -1,56 +0,0 @@
-/*
- * Copyright 2010-2015 JetBrains s.r.o.
- *
- * Licensed under the Apache License, Version 2.0 (the "License");
- * you may not use this file except in compliance with the License.
- * You may obtain a copy of the License at
- *
- * http://www.apache.org/licenses/LICENSE-2.0
- *
- * Unless required by applicable law or agreed to in writing, software
- * distributed under the License is distributed on an "AS IS" BASIS,
- * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
- * See the License for the specific language governing permissions and
- * limitations under the License.
- */
-
-package org.jetbrains.kotlin.resolve
-
-import com.intellij.util.containers.ContainerUtil
-import com.intellij.util.containers.MultiMap
-import org.jetbrains.kotlin.descriptors.ModuleDescriptor
-import org.jetbrains.kotlin.descriptors.PackageFragmentDescriptor
-import org.jetbrains.kotlin.descriptors.PackageFragmentProvider
-import org.jetbrains.kotlin.descriptors.impl.MutablePackageFragmentDescriptor
-import org.jetbrains.kotlin.name.FqName
-import java.util.HashMap
-import org.jetbrains.kotlin.name.Name
-
-public class MutablePackageFragmentProvider(public val module: ModuleDescriptor) : PackageFragmentProvider {
-
-    private val fqNameToPackage = HashMap<FqName, MutablePackageFragmentDescriptor>()
-    private val subPackages = MultiMap.create<FqName, FqName>()
-
-    init {
-        fqNameToPackage.put(FqName.ROOT, MutablePackageFragmentDescriptor(module, FqName.ROOT))
-    }
-
-    override fun getPackageFragments(fqName: FqName)
-            = ContainerUtil.createMaybeSingletonList<PackageFragmentDescriptor>(fqNameToPackage.get(fqName))
-
-    override fun getSubPackagesOf(fqName: FqName, nameFilter: (Name) -> Boolean) = subPackages[fqName]
-
-    public fun getOrCreateFragment(fqName: FqName): MutablePackageFragmentDescriptor {
-        if (!fqNameToPackage.containsKey(fqName)) {
-            val parent = fqName.parent()
-            getOrCreateFragment(parent) // assure that parent exists
-
-            fqNameToPackage.put(fqName, MutablePackageFragmentDescriptor(module, fqName))
-            subPackages.putValue(parent, fqName)
-        }
-
-        return fqNameToPackage[fqName]
-    }
-
-    public fun getAllFragments(): Collection<MutablePackageFragmentDescriptor> = fqNameToPackage.values()
-}

generators/src/org/jetbrains/kotlin/generators/injectors/GenerateInjectors.kt

@@ -128,7 +128,6 @@ private fun generatorForTopDownAnalyzerForJs() =
 
             publicField<LazyTopDownAnalyzerForTopLevel>()
 
-            field<MutablePackageFragmentProvider>()
             field<KotlinJsCheckerProvider>()
             field<DynamicTypesAllowed>()
         }
@@ -294,7 +293,6 @@ private fun DependencyInjectorGenerator.commonForJavaTopDownAnalyzer() {
     field<JavaPropertyInitializerEvaluatorImpl>()
     field<SamConversionResolverImpl>()
     field<JavaSourceElementFactoryImpl>()
-    field<MutablePackageFragmentProvider>()
     field<SingleModuleClassResolver>()
     field<JavaLazyAnalyzerPostConstruct>()
     field<JavaFlexibleTypeCapabilitiesProvider>()