sort out dependencies to make sure openapi doesn't depend on any impl modules

java/execution/impl/src/com/intellij/execution/filters/AuxiliaryCallsFolding.java

@@ -0,0 +1,33 @@
+package com.intellij.execution.filters;
+
+import com.intellij.execution.ConsoleFolding;
+import com.intellij.openapi.util.TextRange;
+import com.intellij.openapi.util.Trinity;
+
+import java.util.List;
+
+/**
+ * @author peter
+ */
+public class AuxiliaryCallsFolding extends ConsoleFolding {
+  @Override
+  public boolean shouldFoldLine(String line) {
+    final Trinity<String, String, TextRange> pair = ExceptionFilter.parseExceptionLine(line);
+    return pair != null && shouldFold(pair.first, pair.second);
+  }
+
+  private static boolean shouldFold(String className, String methodName) {
+    for (StackFrameFilter provider : StackFrameFilter.EP_NAME.getExtensions()) {
+      if (provider.isAuxiliaryFrame(className, methodName)) {
+        return true;
+      }
+    }
+    return false;
+  }
+
+
+  @Override
+  public String getPlaceholderText(List<String> lines) {
+    return " <" + lines.size() + " internal calls>";
+  }
+}