Fast implementation for KtLightClassForExplicitDeclaration#getContainingClass()

Prevent computing stubs for light classes for nested/inner classes when calling completion from java

idea/idea-completion/testData/injava/NestedNoImport.java

@@ -0,0 +1,12 @@
+package test;
+
+import mockLib.foo
+
+public class Testing {
+    public static void test() {
+        Nest<caret>
+    }
+}
+
+// EXIST: Nested
+// EXIST: NestedObject

idea/idea-completion/tests/org/jetbrains/kotlin/idea/completion/test/CompiledKotlinInJavaCompletionTestGenerated.java

@@ -137,6 +137,12 @@ public class CompiledKotlinInJavaCompletionTestGenerated extends AbstractCompile
         doTest(fileName);
     }
 
+    @TestMetadata("NestedNoImport.java")
+    public void testNestedNoImport() throws Exception {
+        String fileName = KotlinTestUtils.navigationMetadata("idea/idea-completion/testData/injava/NestedNoImport.java");
+        doTest(fileName);
+    }
+
     @TestMetadata("NestedObjectInstance.java")
     public void testNestedObjectInstance() throws Exception {
         String fileName = KotlinTestUtils.navigationMetadata("idea/idea-completion/testData/injava/NestedObjectInstance.java");

idea/idea-completion/tests/org/jetbrains/kotlin/idea/completion/test/KotlinSourceInJavaCompletionTestGenerated.java

@@ -137,6 +137,12 @@ public class KotlinSourceInJavaCompletionTestGenerated extends AbstractKotlinSou
         doTest(fileName);
     }
 
+    @TestMetadata("NestedNoImport.java")
+    public void testNestedNoImport() throws Exception {
+        String fileName = KotlinTestUtils.navigationMetadata("idea/idea-completion/testData/injava/NestedNoImport.java");
+        doTest(fileName);
+    }
+
     @TestMetadata("NestedObjectInstance.java")
     public void testNestedObjectInstance() throws Exception {
         String fileName = KotlinTestUtils.navigationMetadata("idea/idea-completion/testData/injava/NestedObjectInstance.java");