DevTools: [JsDocValidator] Refactor JsDoc annotation checkers

Source/devtools/scripts/jsdoc-validator/src/org/chromium/devtools/jsdoc/FileCheckerCallable.java

Index: Source/devtools/scripts/jsdoc-validator/src/org/chromium/devtools/jsdoc/FileCheckerCallable.java
diff --git a/Source/devtools/scripts/jsdoc-validator/src/org/chromium/devtools/jsdoc/FileCheckerCallable.java b/Source/devtools/scripts/jsdoc-validator/src/org/chromium/devtools/jsdoc/FileCheckerCallable.java
index 58db42a51d2edaefd32e0fc3a7a519338be04770..fcef7ab1ebe1379df818dcdf79cf294edf5fe954 100644
--- a/Source/devtools/scripts/jsdoc-validator/src/org/chromium/devtools/jsdoc/FileCheckerCallable.java
+++ b/Source/devtools/scripts/jsdoc-validator/src/org/chromium/devtools/jsdoc/FileCheckerCallable.java
@@ -5,10 +5,7 @@ import com.google.javascript.rhino.head.IRFactory;
 import com.google.javascript.rhino.head.ast.AstNode;
 import com.google.javascript.rhino.head.ast.AstRoot;
 
-import org.chromium.devtools.jsdoc.checks.ProtoFollowsExtendsAnnotationCheck;
-import org.chromium.devtools.jsdoc.checks.RequiredReturnAnnotationCheck;
-import org.chromium.devtools.jsdoc.checks.RequiredThisAnnotationCheck;
-import org.chromium.devtools.jsdoc.checks.ValidationCheck;
+import org.chromium.devtools.jsdoc.checks.ContextTrackingValidationCheck;
 
 import java.io.FileNotFoundException;
 import java.io.IOException;
@@ -21,7 +18,7 @@ import java.util.ArrayList;
 import java.util.List;
 import java.util.concurrent.Callable;
 
-class FileCheckerCallable implements Callable<ValidatorContext> {
+public class FileCheckerCallable implements Callable<ValidatorContext> {
 
     private final String fileName;
 
@@ -35,9 +32,7 @@ class FileCheckerCallable implements Callable<ValidatorContext> {
             ValidatorContext context = new ValidatorContext(readScriptText(), fileName);
             AstRoot node = parseScript(context);
             ValidationCheckDispatcher dispatcher = new ValidationCheckDispatcher(context);
-            dispatcher.registerCheck(new ProtoFollowsExtendsAnnotationCheck());
-            dispatcher.registerCheck(new RequiredReturnAnnotationCheck());
-            dispatcher.registerCheck(new RequiredThisAnnotationCheck());
+            dispatcher.registerCheck(new ContextTrackingValidationCheck());
             node.visit(dispatcher);
             dispatcher.flush();
             return context;
@@ -96,13 +91,5 @@ class FileCheckerCallable implements Callable<ValidatorContext> {
                 check.didVisit(node);
             }
         }
-
-        @Override
-        public void flush() {
-            super.flush();
-            for (ValidationCheck check : checks) {
-                check.didTraverseTree();
-            }
-        }
     }
-}
+}