fix(google-maps): add exportAs to all directives

Currently none of the Google Maps-related directives have an `exportAs` which makes them difficult to reference inside templates.

Fixes #19462.

Author: crisbeto

src/google-maps/map-circle/map-circle.ts

@@ -22,6 +22,7 @@ import {MapEventManager} from '../map-event-manager';
  */
 @Directive({
   selector: 'map-circle',
+  exportAs: 'mapCircle',
 })
 export class MapCircle implements OnInit, OnDestroy {
   private _eventManager = new MapEventManager(this._ngZone);

src/google-maps/map-ground-overlay/map-ground-overlay.ts

@@ -23,6 +23,7 @@ import {MapEventManager} from '../map-event-manager';
  */
 @Directive({
   selector: 'map-ground-overlay',
+  exportAs: 'mapGroundOverlay',
 })
 export class MapGroundOverlay implements OnInit, OnDestroy {
   private _eventManager = new MapEventManager(this._ngZone);

src/google-maps/map-info-window/map-info-window.ts

@@ -32,6 +32,7 @@ import {MapAnchorPoint} from '../map-anchor-point';
  */
 @Directive({
   selector: 'map-info-window',
+  exportAs: 'mapInfoWindow',
   host: {'style': 'display: none'},
 })
 export class MapInfoWindow implements OnInit, OnDestroy {

src/google-maps/map-polygon/map-polygon.ts

@@ -30,6 +30,7 @@ import {MapEventManager} from '../map-event-manager';
  */
 @Directive({
   selector: 'map-polygon',
+  exportAs: 'mapPolygon',
 })
 export class MapPolygon implements OnInit, OnDestroy {
   private _eventManager = new MapEventManager(this._ngZone);

src/google-maps/map-polyline/map-polyline.ts

@@ -30,6 +30,7 @@ import {MapEventManager} from '../map-event-manager';
  */
 @Directive({
   selector: 'map-polyline',
+  exportAs: 'mapPolyline',
 })
 export class MapPolyline implements OnInit, OnDestroy {
   private _eventManager = new MapEventManager(this._ngZone);

src/google-maps/map-rectangle/map-rectangle.ts

@@ -23,6 +23,7 @@ import {MapEventManager} from '../map-event-manager';
  */
 @Directive({
   selector: 'map-rectangle',
+  exportAs: 'mapRectangle',
 })
 export class MapRectangle implements OnInit, OnDestroy {
   private _eventManager = new MapEventManager(this._ngZone);

tools/public_api_guard/google-maps/google-maps.d.ts

@@ -87,7 +87,7 @@ export declare class MapCircle implements OnInit, OnDestroy {
     getVisible(): boolean;
     ngOnDestroy(): void;
     ngOnInit(): void;
-    static ɵdir: i0.ɵɵDirectiveDefWithMeta<MapCircle, "map-circle", never, { "options": "options"; "center": "center"; "radius": "radius"; }, { "centerChanged": "centerChanged"; "circleClick": "circleClick"; "circleDblclick": "circleDblclick"; "circleDrag": "circleDrag"; "circleDragend": "circleDragend"; "circleDragstart": "circleDragstart"; "circleMousedown": "circleMousedown"; "circleMousemove": "circleMousemove"; "circleMouseout": "circleMouseout"; "circleMouseover": "circleMouseover"; "circleMouseup": "circleMouseup"; "radiusChanged": "radiusChanged"; "circleRightclick": "circleRightclick"; }, never>;
+    static ɵdir: i0.ɵɵDirectiveDefWithMeta<MapCircle, "map-circle", ["mapCircle"], { "options": "options"; "center": "center"; "radius": "radius"; }, { "centerChanged": "centerChanged"; "circleClick": "circleClick"; "circleDblclick": "circleDblclick"; "circleDrag": "circleDrag"; "circleDragend": "circleDragend"; "circleDragstart": "circleDragstart"; "circleMousedown": "circleMousedown"; "circleMousemove": "circleMousemove"; "circleMouseout": "circleMouseout"; "circleMouseover": "circleMouseover"; "circleMouseup": "circleMouseup"; "radiusChanged": "radiusChanged"; "circleRightclick": "circleRightclick"; }, never>;
     static ɵfac: i0.ɵɵFactoryDef<MapCircle, never>;
 }
 
@@ -105,7 +105,7 @@ export declare class MapGroundOverlay implements OnInit, OnDestroy {
     getUrl(): string;
     ngOnDestroy(): void;
     ngOnInit(): void;
-    static ɵdir: i0.ɵɵDirectiveDefWithMeta<MapGroundOverlay, "map-ground-overlay", never, { "url": "url"; "bounds": "bounds"; "clickable": "clickable"; "opacity": "opacity"; }, { "mapClick": "mapClick"; "mapDblclick": "mapDblclick"; }, never>;
+    static ɵdir: i0.ɵɵDirectiveDefWithMeta<MapGroundOverlay, "map-ground-overlay", ["mapGroundOverlay"], { "url": "url"; "bounds": "bounds"; "clickable": "clickable"; "opacity": "opacity"; }, { "mapClick": "mapClick"; "mapDblclick": "mapDblclick"; }, never>;
     static ɵfac: i0.ɵɵFactoryDef<MapGroundOverlay, never>;
 }
 
@@ -126,7 +126,7 @@ export declare class MapInfoWindow implements OnInit, OnDestroy {
     ngOnDestroy(): void;
     ngOnInit(): void;
     open(anchor?: MapAnchorPoint): void;
-    static ɵdir: i0.ɵɵDirectiveDefWithMeta<MapInfoWindow, "map-info-window", never, { "options": "options"; "position": "position"; }, { "closeclick": "closeclick"; "contentChanged": "contentChanged"; "domready": "domready"; "positionChanged": "positionChanged"; "zindexChanged": "zindexChanged"; }, never>;
+    static ɵdir: i0.ɵɵDirectiveDefWithMeta<MapInfoWindow, "map-info-window", ["mapInfoWindow"], { "options": "options"; "position": "position"; }, { "closeclick": "closeclick"; "contentChanged": "contentChanged"; "domready": "domready"; "positionChanged": "positionChanged"; "zindexChanged": "zindexChanged"; }, never>;
     static ɵfac: i0.ɵɵFactoryDef<MapInfoWindow, never>;
 }
 
@@ -201,7 +201,7 @@ export declare class MapPolygon implements OnInit, OnDestroy {
     getVisible(): boolean;
     ngOnDestroy(): void;
     ngOnInit(): void;
-    static ɵdir: i0.ɵɵDirectiveDefWithMeta<MapPolygon, "map-polygon", never, { "options": "options"; "paths": "paths"; }, { "polygonClick": "polygonClick"; "polygonDblclick": "polygonDblclick"; "polygonDrag": "polygonDrag"; "polygonDragend": "polygonDragend"; "polygonDragstart": "polygonDragstart"; "polygonMousedown": "polygonMousedown"; "polygonMousemove": "polygonMousemove"; "polygonMouseout": "polygonMouseout"; "polygonMouseover": "polygonMouseover"; "polygonMouseup": "polygonMouseup"; "polygonRightclick": "polygonRightclick"; }, never>;
+    static ɵdir: i0.ɵɵDirectiveDefWithMeta<MapPolygon, "map-polygon", ["mapPolygon"], { "options": "options"; "paths": "paths"; }, { "polygonClick": "polygonClick"; "polygonDblclick": "polygonDblclick"; "polygonDrag": "polygonDrag"; "polygonDragend": "polygonDragend"; "polygonDragstart": "polygonDragstart"; "polygonMousedown": "polygonMousedown"; "polygonMousemove": "polygonMousemove"; "polygonMouseout": "polygonMouseout"; "polygonMouseover": "polygonMouseover"; "polygonMouseup": "polygonMouseup"; "polygonRightclick": "polygonRightclick"; }, never>;
     static ɵfac: i0.ɵɵFactoryDef<MapPolygon, never>;
 }
 
@@ -227,7 +227,7 @@ export declare class MapPolyline implements OnInit, OnDestroy {
     getVisible(): boolean;
     ngOnDestroy(): void;
     ngOnInit(): void;
-    static ɵdir: i0.ɵɵDirectiveDefWithMeta<MapPolyline, "map-polyline", never, { "options": "options"; "path": "path"; }, { "polylineClick": "polylineClick"; "polylineDblclick": "polylineDblclick"; "polylineDrag": "polylineDrag"; "polylineDragend": "polylineDragend"; "polylineDragstart": "polylineDragstart"; "polylineMousedown": "polylineMousedown"; "polylineMousemove": "polylineMousemove"; "polylineMouseout": "polylineMouseout"; "polylineMouseover": "polylineMouseover"; "polylineMouseup": "polylineMouseup"; "polylineRightclick": "polylineRightclick"; }, never>;
+    static ɵdir: i0.ɵɵDirectiveDefWithMeta<MapPolyline, "map-polyline", ["mapPolyline"], { "options": "options"; "path": "path"; }, { "polylineClick": "polylineClick"; "polylineDblclick": "polylineDblclick"; "polylineDrag": "polylineDrag"; "polylineDragend": "polylineDragend"; "polylineDragstart": "polylineDragstart"; "polylineMousedown": "polylineMousedown"; "polylineMousemove": "polylineMousemove"; "polylineMouseout": "polylineMouseout"; "polylineMouseover": "polylineMouseover"; "polylineMouseup": "polylineMouseup"; "polylineRightclick": "polylineRightclick"; }, never>;
     static ɵfac: i0.ɵɵFactoryDef<MapPolyline, never>;
 }
 
@@ -254,6 +254,6 @@ export declare class MapRectangle implements OnInit, OnDestroy {
     getVisible(): boolean;
     ngOnDestroy(): void;
     ngOnInit(): void;
-    static ɵdir: i0.ɵɵDirectiveDefWithMeta<MapRectangle, "map-rectangle", never, { "options": "options"; "bounds": "bounds"; }, { "boundsChanged": "boundsChanged"; "rectangleClick": "rectangleClick"; "rectangleDblclick": "rectangleDblclick"; "rectangleDrag": "rectangleDrag"; "rectangleDragend": "rectangleDragend"; "rectangleDragstart": "rectangleDragstart"; "rectangleMousedown": "rectangleMousedown"; "rectangleMousemove": "rectangleMousemove"; "rectangleMouseout": "rectangleMouseout"; "rectangleMouseover": "rectangleMouseover"; "rectangleMouseup": "rectangleMouseup"; "rectangleRightclick": "rectangleRightclick"; }, never>;
+    static ɵdir: i0.ɵɵDirectiveDefWithMeta<MapRectangle, "map-rectangle", ["mapRectangle"], { "options": "options"; "bounds": "bounds"; }, { "boundsChanged": "boundsChanged"; "rectangleClick": "rectangleClick"; "rectangleDblclick": "rectangleDblclick"; "rectangleDrag": "rectangleDrag"; "rectangleDragend": "rectangleDragend"; "rectangleDragstart": "rectangleDragstart"; "rectangleMousedown": "rectangleMousedown"; "rectangleMousemove": "rectangleMousemove"; "rectangleMouseout": "rectangleMouseout"; "rectangleMouseover": "rectangleMouseover"; "rectangleMouseup": "rectangleMouseup"; "rectangleRightclick": "rectangleRightclick"; }, never>;
     static ɵfac: i0.ɵɵFactoryDef<MapRectangle, never>;
 }