[analysis] introduce KtBuiltinsModule and remove hacks related to the stdlib module search

analysis/analysis-api-standalone/analysis-api-standalone-base/src/org/jetbrains/kotlin/analysis/api/standalone/base/project/structure/KtModuleWithFiles.kt

@@ -10,14 +10,11 @@ import com.intellij.psi.PsiFileSystemItem
 import com.intellij.psi.PsiJavaFile
 import org.jetbrains.kotlin.analysis.api.standalone.base.project.structure.StandaloneProjectFactory.findJvmRootsForJavaFiles
 import org.jetbrains.kotlin.analysis.project.structure.KtBinaryModule
-import org.jetbrains.kotlin.analysis.project.structure.KtLibraryModule
 import org.jetbrains.kotlin.analysis.project.structure.KtModule
-import org.jetbrains.kotlin.platform.TargetPlatform
 
 data class KtModuleProjectStructure(
     val mainModules: List<KtModuleWithFiles>,
     val binaryModules: Iterable<KtBinaryModule>,
-    val stdlibFor: (TargetPlatform) -> KtLibraryModule,
 ) {
     fun allKtModules(): List<KtModule> = buildList {
         mainModules.mapTo(this) { it.ktModule }

analysis/analysis-api-standalone/analysis-api-standalone-base/src/org/jetbrains/kotlin/analysis/api/standalone/base/project/structure/KtStaticModuleProvider.kt

@@ -23,8 +23,4 @@ class KtStaticModuleProvider(
     override fun getKtBinaryModules(): Collection<KtBinaryModule> {
         return projectStructure.allKtModules().filterIsInstance<KtBinaryModule>()
     }
-
-    override fun getStdlibWithBuiltinsModule(platform: TargetPlatform): KtLibraryModule {
-        return projectStructure.stdlibFor(platform)
-    }
 }

analysis/analysis-api-standalone/src/org/jetbrains/kotlin/analysis/project/structure/builder/KtLibraryModuleBuilder.kt

@@ -16,7 +16,6 @@ import kotlin.contracts.contract
 public class KtLibraryModuleBuilder : KtBinaryModuleBuilder() {
     public lateinit var libraryName: String
     public var librarySources: KtLibrarySourceModule? = null
-    public var isBuiltinsContainingStdlib: Boolean = false
 
     override fun build(): KtLibraryModule {
         return KtLibraryModuleImpl(
@@ -29,7 +28,6 @@ public class KtLibraryModuleBuilder : KtBinaryModuleBuilder() {
             binaryRoots,
             libraryName,
             librarySources,
-            isBuiltinsContainingStdlib,
         )
     }
 }

analysis/analysis-api-standalone/src/org/jetbrains/kotlin/analysis/project/structure/impl/KtLibraryModuleImpl.kt

@@ -24,7 +24,6 @@ internal class KtLibraryModuleImpl(
     private val binaryRoots: Collection<Path>,
     override val libraryName: String,
     override val librarySources: KtLibrarySourceModule?,
-    internal val isBuiltinsContainingStdlib: Boolean,
 ) : KtLibraryModule, KtModuleWithPlatform {
     override val analyzerServices: PlatformDependentAnalyzerServices = super.analyzerServices
 

analysis/analysis-api-standalone/src/org/jetbrains/kotlin/analysis/project/structure/impl/KtModuleProviderImpl.kt

@@ -38,12 +38,6 @@ internal class KtModuleProviderImpl(
         return binaryModules
     }
 
-    override fun getStdlibWithBuiltinsModule(platform: TargetPlatform): KtLibraryModule? {
-        return binaryModules
-            .filterIsInstance<KtLibraryModuleImpl>()
-            .firstOrNull { it.isBuiltinsContainingStdlib && it.platform == platform }
-    }
-
     internal fun allSourceFiles(): List<PsiFileSystemItem> = buildList {
         val files = mainModules.mapNotNull { (it as? KtSourceModuleImpl)?.sourceRoots }.flatten()
         addAll(files)

analysis/analysis-api-standalone/src/org/jetbrains/kotlin/analysis/project/structure/impl/KtModuleUtils.kt

@@ -130,9 +130,6 @@ internal fun buildKtModuleProviderByCompilerConfiguration(
                         this.project = project
                         binaryRoots = listOf(root)
                         libraryName = getNameWithoutExtension(root.toString())
-                        isBuiltinsContainingStdlib =
-                            libraryName.startsWith("kotlin-stdlib") &&
-                                    !libraryName.contains("common") && !libraryName.contains("jdk")
                     }
                 )
             }