more granular "too many usages" warning

platform/core-api/src/com/intellij/psi/PsiElement.java

@@ -1,5 +1,5 @@
 /*
- * Copyright 2000-2012 JetBrains s.r.o.
+ * Copyright 2000-2013 JetBrains s.r.o.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
@@ -445,7 +445,6 @@ public interface PsiElement extends UserDataHolder, Iconable {
    * for processing to the specified scope processor.
    *
    * @param processor  the processor receiving the declarations.
-   * @param state
    * @param lastParent the child of this element has been processed during the previous
    *                   step of the tree up walk (declarations under this element do not need
    *                   to be processed again)

platform/indexing-impl/src/com/intellij/psi/impl/search/PsiSearchHelperImpl.java

@@ -766,7 +766,6 @@ public class PsiSearchHelperImpl implements PsiSearchHelper {
     return processPsiFileRootsAsync(files, totalSize, alreadyProcessedFiles, progress, new Processor<PsiFile>() {
       @Override
       public boolean process(final PsiFile psiRoot) {
-        TooManyUsagesStatus.getFrom(progress).pauseProcessingIfTooManyUsages();
         final VirtualFile vfile = ApplicationManager.getApplication().runReadAction(new Computable<VirtualFile>() {
           @Override
           public VirtualFile compute() {
@@ -775,6 +774,7 @@ public class PsiSearchHelperImpl implements PsiSearchHelper {
         });
         for (final RequestWithProcessor singleRequest : candidateFiles.get(vfile)) {
           Processor<PsiElement> localProcessor = localProcessors.get(singleRequest);
+          TooManyUsagesStatus.getFrom(progress).pauseProcessingIfTooManyUsages();
           if (!localProcessor.process(psiRoot)) {
             return false;
           }

platform/usageView/src/com/intellij/usages/impl/UsageViewImpl.java

@@ -796,6 +796,7 @@ public class UsageViewImpl implements UsageView, UsageModelTracker.UsageModelTra
           @Override
           public boolean process(final Usage usage) {
             if (searchHasBeenCancelled()) return false;
+            TooManyUsagesStatus.getFrom(indicator).pauseProcessingIfTooManyUsages();
 
             boolean incrementCounter = !com.intellij.usages.UsageViewManager.isSelfUsage(usage, myTargets);
 
@@ -808,6 +809,7 @@ public class UsageViewImpl implements UsageView, UsageModelTracker.UsageModelTra
                 }
               }
               ApplicationManager.getApplication().runReadAction(new Runnable() {
+                @Override
                 public void run() {
                   appendUsage(usage);
                 }