vcs: remove unused parameter

platform/lang-api/src/com/intellij/openapi/vcs/checkin/StepIntersection.java

@@ -15,13 +15,11 @@
  */
 package com.intellij.openapi.vcs.checkin;
 
-import com.intellij.openapi.util.Getter;
 import com.intellij.openapi.util.TextRange;
 import com.intellij.util.PairConsumer;
 import com.intellij.util.containers.Convertor;
 
 import java.util.ArrayList;
-import java.util.Comparator;
 import java.util.Iterator;
 import java.util.List;
 
@@ -43,15 +41,11 @@ public class StepIntersection<Data, Area> {
   private Area myCurArea;
   private final List<Area> myAreas;
   private final HackSearch<Data,Area,TextRange> myHackSearch;
-  // EA-28497, EA-26379
-  private final Getter<String> myDebugDocumentTextGetter;
 
   public StepIntersection(Convertor<Data, TextRange> dataConvertor,
                           Convertor<Area, TextRange> areasConvertor,
-                          final List<Area> areas,
-                          Getter<String> debugDocumentTextGetter) {
+                          final List<Area> areas) {
     myAreas = areas;
-    myDebugDocumentTextGetter = debugDocumentTextGetter;
     myAreaIndex = 0;
     myDataConvertor = dataConvertor;
     myAreasConvertor = areasConvertor;

platform/platform-impl/src/com/intellij/openapi/vcs/changes/TodoForRanges.java

@@ -20,7 +20,6 @@ import com.intellij.openapi.editor.markup.TextAttributes;
 import com.intellij.openapi.fileTypes.FileType;
 import com.intellij.openapi.project.Project;
 import com.intellij.openapi.util.Computable;
-import com.intellij.openapi.util.Getter;
 import com.intellij.openapi.util.Pair;
 import com.intellij.openapi.util.TextRange;
 import com.intellij.openapi.vcs.checkin.StepIntersection;
@@ -74,8 +73,7 @@ public abstract class TodoForRanges {
         public TextRange convert(TodoItemData o) {
           return o.getTextRange();
         }
-      }, Convertor.SELF, myRanges, () -> ""
-      );
+      }, Convertor.SELF, myRanges);
     final List<TodoItemData> filtered = stepIntersection.process(Arrays.asList(todoItems));
     final List<Pair<TextRange, TextAttributes>> result = new ArrayList<>(filtered.size());
     int offset = 0;

platform/vcs-impl/src/com/intellij/openapi/vcs/checkin/TodoCheckinHandlerWorker.java

@@ -29,7 +29,6 @@ import com.intellij.openapi.diff.impl.util.TextDiffTypeEnum;
 import com.intellij.openapi.progress.ProgressManager;
 import com.intellij.openapi.project.Project;
 import com.intellij.openapi.util.Computable;
-import com.intellij.openapi.util.Getter;
 import com.intellij.openapi.util.Pair;
 import com.intellij.openapi.util.TextRange;
 import com.intellij.openapi.util.text.StringUtil;
@@ -219,13 +218,7 @@ public class TodoCheckinHandlerWorker {
           }
         }
         final StepIntersection<TodoItem, LineFragment> intersection =
-          new StepIntersection<>(TodoItemConvertor.getInstance(), LineFragmentConvertor.getInstance(), lineFragments,
-                                 new Getter<String>() {
-                                   @Override
-                                   public String get() {
-                                     return myAfterContent;
-                                   }
-                                 });
+          new StepIntersection<>(TodoItemConvertor.getInstance(), LineFragmentConvertor.getInstance(), lineFragments);
 
         intersection.process(newTodoItems, new PairConsumer<TodoItem, LineFragment>() {
 
@@ -279,12 +272,7 @@ public class TodoCheckinHandlerWorker {
       }
       if (myOldTodoTexts == null) {
         final StepIntersection<LineFragment, TodoItem> intersection = new StepIntersection<>(
-          LineFragmentConvertor.getInstance(), TodoItemConvertor.getInstance(), myOldItems, new Getter<String>() {
-          @Override
-          public String get() {
-            return myBeforeContent;
-          }
-        });
+          LineFragmentConvertor.getInstance(), TodoItemConvertor.getInstance(), myOldItems);
         myOldTodoTexts = new HashSet<>();
         intersection.process(Collections.singletonList(myCurrentLineFragment), new PairConsumer<LineFragment, TodoItem>() {
           @Override

platform/vcs-tests/testSrc/com/intellij/openapi/vcs/IntersectionTest.java

@@ -101,8 +101,7 @@ public class IntersectionTest extends TestCase {
       public TextRange convert(Area o) {
         return o.getTextRange();
       }
-    }, Arrays.asList(areas), () -> ""
-    );
+    }, Arrays.asList(areas));
   }
 
   private static class Data {