chore(core): update public api file

tools/public_api_guard/core/index.d.ts

@@ -264,9 +264,31 @@ export declare abstract class ComponentRef<C> {
 /** @stable */
 export declare const ContentChild: ContentChildDecorator;
 
+/** @stable */
+export interface ContentChildDecorator {
+    (selector: Type<any> | Function | string, {read}?: {
+        read?: any;
+    }): any;
+    new (selector: Type<any> | Function | string, {read}?: {
+        read?: any;
+    }): ContentChild;
+}
+
 /** @stable */
 export declare const ContentChildren: ContentChildrenDecorator;
 
+/** @stable */
+export interface ContentChildrenDecorator {
+    /** @stable */ (selector: Type<any> | Function | string, {descendants, read}?: {
+        descendants?: boolean;
+        read?: any;
+    }): any;
+    new (selector: Type<any> | Function | string, {descendants, read}?: {
+        descendants?: boolean;
+        read?: any;
+    }): Query;
+}
+
 /** @experimental */
 export declare function createPlatform(injector: Injector): PlatformRef;
 
@@ -906,9 +928,28 @@ export interface ValueProvider {
 /** @stable */
 export declare const ViewChild: ViewChildDecorator;
 
+/** @stable */
+export interface ViewChildDecorator {
+    /** @stable */ (selector: Type<any> | Function | string, {read}?: {
+        read?: any;
+    }): any;
+    new (selector: Type<any> | Function | string, {read}?: {
+        read?: any;
+    }): ViewChild;
+}
+
 /** @stable */
 export declare const ViewChildren: ViewChildrenDecorator;
 
+/** @stable */
+export interface ViewChildrenDecorator { (selector: Type<any> | Function | string, {read}?: {
+        read?: any;
+    }): any;
+    new (selector: Type<any> | Function | string, {read}?: {
+        read?: any;
+    }): ViewChildren;
+}
+
 /** @stable */
 export declare abstract class ViewContainerRef {
     element: ElementRef;