diff: remove deprecated parameter

LineFragment can't contain inner fragments, if DiffConfig.innerFragments was set to False.
It was possible with old caching logic, that was removed some time ago.

platform/diff-impl/src/com/intellij/diff/tools/fragmented/UnifiedDiffChange.java

@@ -46,7 +46,7 @@ public class UnifiedDiffChange {
   @NotNull private final List<RangeHighlighter> myHighlighters = new ArrayList<RangeHighlighter>();
   @NotNull private final List<MyGutterOperation> myOperations = new ArrayList<MyGutterOperation>();
 
-  public UnifiedDiffChange(@NotNull UnifiedDiffViewer viewer, @NotNull ChangedBlock block, boolean innerFragments) {
+  public UnifiedDiffChange(@NotNull UnifiedDiffViewer viewer, @NotNull ChangedBlock block) {
     myViewer = viewer;
     myEditor = viewer.getEditor();
 
@@ -57,7 +57,7 @@ public class UnifiedDiffChange {
     TextRange deleted = new TextRange(block.getStartOffset1(), block.getEndOffset1());
     TextRange inserted = new TextRange(block.getStartOffset2(), block.getEndOffset2());
 
-    installHighlighter(deleted, inserted, innerFragments);
+    installHighlighter(deleted, inserted);
   }
 
   public void destroyHighlighter() {
@@ -72,10 +72,10 @@ public class UnifiedDiffChange {
     myOperations.clear();
   }
 
-  private void installHighlighter(@NotNull TextRange deleted, @NotNull TextRange inserted, boolean innerFragments) {
+  private void installHighlighter(@NotNull TextRange deleted, @NotNull TextRange inserted) {
     assert myHighlighters.isEmpty();
 
-    if (innerFragments && myLineFragment.getInnerFragments() != null) {
+    if (myLineFragment.getInnerFragments() != null) {
       doInstallHighlighterWithInner(deleted, inserted);
     }
     else {

platform/diff-impl/src/com/intellij/diff/tools/fragmented/UnifiedDiffViewer.java

@@ -261,7 +261,6 @@ public class UnifiedDiffViewer extends ListenerDiffViewerBase {
         }
       });
 
-      final boolean innerFragments = getDiffConfig().innerFragments;
       final List<LineFragment> fragments = DiffUtil.compare(texts[0], texts[1], getDiffConfig(), indicator);
 
       final DocumentContent content1 = getContent1();
@@ -298,7 +297,7 @@ public class UnifiedDiffViewer extends ListenerDiffViewerBase {
       CombinedEditorData editorData = new CombinedEditorData(builder.getText(), data.getHighlighter(), data.getRangeHighlighter(), fileType,
                                                              convertor.createConvertor1(), convertor.createConvertor2());
 
-      return apply(editorData, builder.getBlocks(), convertor, changedLines, isEqual, innerFragments);
+      return apply(editorData, builder.getBlocks(), convertor, changedLines, isEqual);
     }
     catch (DiffTooBigException e) {
       return new Runnable() {
@@ -373,7 +372,7 @@ public class UnifiedDiffViewer extends ListenerDiffViewerBase {
                          @NotNull final List<ChangedBlock> blocks,
                          @NotNull final LineNumberConvertor convertor,
                          @NotNull final List<LineRange> changedLines,
-                         final boolean isEqual, final boolean innerFragments) {
+                         final boolean isEqual) {
     return new Runnable() {
       @Override
       public void run() {
@@ -407,7 +406,7 @@ public class UnifiedDiffViewer extends ListenerDiffViewerBase {
 
         ArrayList<UnifiedDiffChange> diffChanges = new ArrayList<UnifiedDiffChange>(blocks.size());
         for (ChangedBlock block : blocks) {
-          diffChanges.add(new UnifiedDiffChange(UnifiedDiffViewer.this, block, innerFragments));
+          diffChanges.add(new UnifiedDiffChange(UnifiedDiffViewer.this, block));
         }
 
         List<RangeMarker> guarderRangeBlocks = new ArrayList<RangeMarker>();

platform/diff-impl/src/com/intellij/diff/tools/simple/SimpleDiffChange.java

@@ -50,12 +50,11 @@ public class SimpleDiffChange {
 
   // TODO: adjust color from inner fragments - configurable
   public SimpleDiffChange(@NotNull SimpleDiffViewer viewer,
-                          @NotNull LineFragment fragment,
-                          boolean inlineHighlight) {
+                          @NotNull LineFragment fragment) {
     myViewer = viewer;
 
     myFragment = fragment;
-    myInnerFragments = inlineHighlight ? fragment.getInnerFragments() : null;
+    myInnerFragments = fragment.getInnerFragments();
 
     installHighlighter();
   }

platform/diff-impl/src/com/intellij/diff/tools/simple/SimpleDiffViewer.java

@@ -239,7 +239,7 @@ public class SimpleDiffViewer extends TwosideTextDiffViewer {
 
         if (data.getFragments() != null) {
           for (LineFragment fragment : data.getFragments()) {
-            myDiffChanges.add(new SimpleDiffChange(SimpleDiffViewer.this, fragment, getHighlightPolicy().isFineFragments()));
+            myDiffChanges.add(new SimpleDiffChange(SimpleDiffViewer.this, fragment));
           }
         }