Fix crash when the element instance type was undefined

src/compiler/checker.ts

@@ -7261,7 +7261,7 @@ namespace ts {
                 if (links.jsxFlags & JsxFlags.ClassElement) {
                     let elemInstanceType = getJsxElementInstanceType(node);
 
-                    if (isTypeAny(elemInstanceType)) {
+                    if (!elemInstanceType || isTypeAny(elemInstanceType)) {
                         return links.resolvedJsxType = anyType;
                     }
 

tests/baselines/reference/jsxViaImport.errors.txt

@@ -0,0 +1,27 @@
+tests/cases/compiler/consumer.tsx(5,17): error TS2604: JSX element type 'BaseComponent' does not have any construct or call signatures.
+
+
+==== tests/cases/compiler/consumer.tsx (1 errors) ====
+    /// <reference path="component.d.ts" />
+    import BaseComponent = require('BaseComponent');
+    class TestComponent extends React.Component<any, {}> {
+        render() {
+            return <BaseComponent />;
+                    ~~~~~~~~~~~~~
+!!! error TS2604: JSX element type 'BaseComponent' does not have any construct or call signatures.
+        }
+    }
+    
+==== tests/cases/compiler/component.d.ts (0 errors) ====
+    
+    declare module JSX {
+      interface ElementAttributesProperty { props; }
+    }
+    declare module React {
+      class Component<T, U> { }
+    }
+    declare module "BaseComponent" {
+        var base: React.Component<any, {}>;
+        export = base;
+    }
+    

tests/baselines/reference/jsxViaImport.js

@@ -0,0 +1,43 @@
+//// [tests/cases/compiler/jsxViaImport.tsx] ////
+
+//// [component.d.ts]
+
+declare module JSX {
+  interface ElementAttributesProperty { props; }
+}
+declare module React {
+  class Component<T, U> { }
+}
+declare module "BaseComponent" {
+    var base: React.Component<any, {}>;
+    export = base;
+}
+
+//// [consumer.tsx]
+/// <reference path="component.d.ts" />
+import BaseComponent = require('BaseComponent');
+class TestComponent extends React.Component<any, {}> {
+    render() {
+        return <BaseComponent />;
+    }
+}
+
+
+//// [consumer.jsx]
+var __extends = (this && this.__extends) || function (d, b) {
+    for (var p in b) if (b.hasOwnProperty(p)) d[p] = b[p];
+    function __() { this.constructor = d; }
+    d.prototype = b === null ? Object.create(b) : (__.prototype = b.prototype, new __());
+};
+/// <reference path="component.d.ts" />
+var BaseComponent = require('BaseComponent');
+var TestComponent = (function (_super) {
+    __extends(TestComponent, _super);
+    function TestComponent() {
+        _super.apply(this, arguments);
+    }
+    TestComponent.prototype.render = function () {
+        return <BaseComponent />;
+    };
+    return TestComponent;
+})(React.Component);

tests/cases/compiler/jsxViaImport.tsx

@@ -0,0 +1,23 @@
+//@jsx: preserve
+//@module: commonjs
+
+//@filename: component.d.ts
+declare module JSX {
+  interface ElementAttributesProperty { props; }
+}
+declare module React {
+  class Component<T, U> { }
+}
+declare module "BaseComponent" {
+    var base: React.Component<any, {}>;
+    export = base;
+}
+
+//@filename: consumer.tsx
+/// <reference path="component.d.ts" />
+import BaseComponent = require('BaseComponent');
+class TestComponent extends React.Component<any, {}> {
+    render() {
+        return <BaseComponent />;
+    }
+}