Remove direct usages of ModuleDescriptor#getPackageFragmentProvider()

compiler/backend/src/org/jetbrains/kotlin/codegen/PackageCodegen.java

@@ -135,7 +135,7 @@ public class PackageCodegen {
         }
 
         // TODO rewrite it to something more robust when module system is implemented
-        for (PackageFragmentDescriptor fragment : state.getModule().getPackageFragmentProvider().getPackageFragments(fqName)) {
+        for (PackageFragmentDescriptor fragment : state.getModule().getPackage(fqName).getFragments()) {
             if (fragment instanceof IncrementalPackageFragmentProvider.IncrementalPackageFragment &&
                 ((IncrementalPackageFragmentProvider.IncrementalPackageFragment) fragment).getModuleId().equals(state.getModuleId())) {
                 return fragment;

compiler/builtins-serializer/src/org/jetbrains/kotlin/serialization/builtins/BuiltInsSerializer.kt

@@ -125,7 +125,7 @@ public class BuiltInsSerializer(private val dependOnOldBuiltIns: Boolean) {
         }
 
         val packageStream = ByteArrayOutputStream()
-        val fragments = module.getPackageFragmentProvider().getPackageFragments(fqName)
+        val fragments = packageView.getFragments()
         val packageProto = serializer.packageProto(fragments).build() ?: error("Package fragments not serialized: $fragments")
         packageProto.writeTo(packageStream)
         write(destDir, BuiltInsSerializedResourcePaths.getPackageFilePath(fqName), packageStream,

compiler/tests/org/jetbrains/kotlin/jvm/runtime/AbstractJvmRuntimeDescriptorLoaderTest.kt

@@ -199,5 +199,6 @@ public abstract class AbstractJvmRuntimeDescriptorLoaderTest : TestCaseWithTmpdi
         override fun acceptVoid(visitor: DeclarationDescriptorVisitor<Void, Void>?) = throw UnsupportedOperationException()
         override fun getAnnotations() = throw UnsupportedOperationException()
         override fun getName() = throw UnsupportedOperationException()
+        override fun getFragments() = throw UnsupportedOperationException()
     }
 }

compiler/tests/org/jetbrains/kotlin/serialization/builtins/LoadBuiltinsTest.java

@@ -63,8 +63,7 @@ public class LoadBuiltinsTest extends KotlinTestWithEnvironment {
         PackageFragmentDescriptor deserialized = KotlinBuiltIns.getInstance().getBuiltInsPackageFragment();
 
         ModuleDescriptor module = LazyResolveTestUtil.resolveLazily(files, getEnvironment(), false);
-        List<PackageFragmentDescriptor> fragments =
-                module.getPackageFragmentProvider().getPackageFragments(KotlinBuiltIns.BUILT_INS_PACKAGE_FQ_NAME);
+        List<PackageFragmentDescriptor> fragments = module.getPackage(KotlinBuiltIns.BUILT_INS_PACKAGE_FQ_NAME).getFragments();
         for (PackageFragmentDescriptor fromLazyResolve : fragments) {
             if (fromLazyResolve instanceof LazyPackageDescriptor) {
                 RecursiveDescriptorComparator.validateAndCompareDescriptors(