Basic 'Quick Fix' support and one fix as example/test

editor/tools/plugins/com.google.dart.tools.ui/src/com/google/dart/tools/ui/internal/text/correction/ProblemLocation.java

Index: editor/tools/plugins/com.google.dart.tools.ui/src/com/google/dart/tools/ui/internal/text/correction/ProblemLocation.java
diff --git a/editor/tools/plugins/com.google.dart.tools.ui/src/com/google/dart/tools/ui/internal/text/correction/ProblemLocation.java b/editor/tools/plugins/com.google.dart.tools.ui/src/com/google/dart/tools/ui/internal/text/correction/ProblemLocation.java
index 93454935b77a22d5ca580df2ebf4b692f79911dc..a218c11b5594b6019d0fe68a07890e97b374048f 100644
--- a/editor/tools/plugins/com.google.dart.tools.ui/src/com/google/dart/tools/ui/internal/text/correction/ProblemLocation.java
+++ b/editor/tools/plugins/com.google.dart.tools.ui/src/com/google/dart/tools/ui/internal/text/correction/ProblemLocation.java
@@ -13,6 +13,7 @@
  */
 package com.google.dart.tools.ui.internal.text.correction;
 
+import com.google.dart.compiler.ErrorCode;
 import com.google.dart.compiler.ast.DartNode;
 import com.google.dart.compiler.ast.DartUnit;
 import com.google.dart.tools.core.DartCore;
@@ -28,13 +29,23 @@ import com.google.dart.tools.ui.text.dart.IProblemLocation;
  */
 public class ProblemLocation implements IProblemLocation {
 
-  private final int fId;
+  private final ErrorCode fId;
   private final String[] fArguments;
   private final int fOffset;
   private final int fLength;
   private final boolean fIsError;
   private final String fMarkerType;
 
+  public ProblemLocation(int offset, int length, ErrorCode id, String[] arguments, boolean isError,
+      String markerType) {
+    fId = id;
+    fArguments = arguments;
+    fOffset = offset;
+    fLength = length;
+    fIsError = isError;
+    fMarkerType = markerType;
+  }
+
   public ProblemLocation(int offset, int length, IJavaAnnotation annotation) {
     fId = annotation.getId();
     String[] arguments = annotation.getArguments();
@@ -47,16 +58,6 @@ public class ProblemLocation implements IProblemLocation {
     fMarkerType = markerType != null ? markerType : DartCore.DART_PROBLEM_MARKER_TYPE;
   }
 
-  public ProblemLocation(int offset, int length, int id, String[] arguments, boolean isError,
-      String markerType) {
-    fId = id;
-    fArguments = arguments;
-    fOffset = offset;
-    fLength = length;
-    fIsError = isError;
-    fMarkerType = markerType;
-  }
-
   public ProblemLocation(Problem problem) {
     fId = problem.getID();
     fArguments = problem.getArguments();
@@ -100,7 +101,7 @@ public class ProblemLocation implements IProblemLocation {
   }
 
   @Override
-  public int getProblemId() {
+  public ErrorCode getProblemId() {
     return fId;
   }
 
@@ -122,7 +123,7 @@ public class ProblemLocation implements IProblemLocation {
     return buf.toString();
   }
 
-  private String getErrorCode(int code) {
+  private String getErrorCode(ErrorCode code) {
     // TODO(scheglov) may be restore
     return "" + code;
 //    StringBuffer buf = new StringBuffer();