get rid of fourslash tests

Author: gabritto

Diff for: src/harness/fourslashImpl.ts

@@ -1120,17 +1120,6 @@ namespace FourSlash {
             }
         }
 
-        public verifyTypeAtLocation(range: Range, expected: string): void {
-            const checker = this.getChecker();
-            const node = this.goToAndGetNode(range);
-            const type = checker.getTypeAtLocation(node);
-
-            const actual = checker.typeToString(type);
-            if (actual !== expected) {
-                this.raiseError(displayExpectedAndActualString(expected, actual));
-            }
-        }
-
         private verifyDocumentHighlightsRespectFilesList(files: readonly string[]): void {
             const startFile = this.activeFile.fileName;
             for (const fileName of files) {

Diff for: src/harness/fourslashInterfaceImpl.ts

@@ -348,10 +348,6 @@ namespace FourSlashInterface {
             this.state.verifyTypeOfSymbolAtLocation(range, symbol, expected);
         }
 
-        public typeAtLocation(range: FourSlash.Range, expected: string): void {
-            this.state.verifyTypeAtLocation(range, expected);
-        }
-
         public baselineFindAllReferences(...markerNames: string[]) {
             this.state.verifyBaselineFindAllReferences(...markerNames);
         }

Diff for: tests/cases/fourslash/fourslash.ts

@@ -325,7 +325,6 @@ declare namespace FourSlashInterface {
         baselineGetFileReferences(fileName: string): void;
         symbolAtLocation(startRange: Range, ...declarationRanges: Range[]): void;
         typeOfSymbolAtLocation(range: Range, symbol: any, expected: string): void;
-        typeAtLocation(range: Range, expected: string): void;
         /** @deprecated Use baselineFindAllReferences instead */
         singleReferenceGroup(definition: ReferencesDefinition, ranges?: Range[] | string): void;
         rangesAreOccurrences(isWriteAccess?: boolean, ranges?: Range[]): void;