distinguish usageInfos corresponding to one poly reference

static import on overload method should be updated when all overloads are renamed simultaneously (IDEA-142445)

java/java-tests/testData/refactoring/renameMethod/multi/staticImport5/after/pack1/A.java

@@ -0,0 +1,9 @@
+package pack1;
+
+public class A {
+    public static void renamedStaticMethod(int i) {
+    }
+
+    public static void renamedStaticMethod(String s) {
+    }
+}

java/java-tests/testData/refactoring/renameMethod/multi/staticImport5/after/pack2/Usage.java

@@ -0,0 +1,11 @@
+package pack2;
+
+import pack1.A;
+
+import static pack1.A.renamedStaticMethod;
+
+class Usage {
+    {
+        A.renamedStaticMethod(27);
+    }
+}

java/java-tests/testData/refactoring/renameMethod/multi/staticImport5/before/pack1/A.java

@@ -0,0 +1,9 @@
+package pack1;
+
+public class A {
+    public static void staticMethod(int i) {
+    }
+
+    public static void staticMethod(String s) {
+    }
+}

java/java-tests/testData/refactoring/renameMethod/multi/staticImport5/before/pack2/Usage.java

@@ -0,0 +1,9 @@
+package pack2;
+
+import static pack1.A.staticMethod;
+
+class Usage {
+    {
+        staticMethod(27);
+    }
+}

java/java-tests/testSrc/com/intellij/refactoring/RenameMethodMultiTest.java

@@ -61,6 +61,10 @@ public class RenameMethodMultiTest extends MultiFileTestCase {
     doTest("pack1.A", "void staticMethod(int i)", "renamedStaticMethod");
   }
 
+  public void testStaticImport5() throws Exception {
+    doAutomaticRenameMethod("pack1.A", "void staticMethod(int i)", "renamedStaticMethod");
+  }
+
   public void testDefaultAnnotationMethod() throws Exception {
     doTest("pack1.A", "int value()", "intValue");
   }

platform/lang-api/src/com/intellij/refactoring/util/MoveRenameUsageInfo.java

@@ -86,6 +86,26 @@ public class MoveRenameUsageInfo extends UsageInfo{
     return myReferencedElement;
   }
 
+  @Override
+  public boolean equals(Object o) {
+    if (this == o) return true;
+    if (o == null || getClass() != o.getClass()) return false;
+    if (!super.equals(o)) return false;
+
+    MoveRenameUsageInfo info = (MoveRenameUsageInfo)o;
+
+    if (myReferencedElement != null ? !myReferencedElement.equals(info.myReferencedElement) : info.myReferencedElement != null) return false;
+
+    return true;
+  }
+
+  @Override
+  public int hashCode() {
+    int result = super.hashCode();
+    result = 31 * result + (myReferencedElement != null ? myReferencedElement.hashCode() : 0);
+    return result;
+  }
+
   @Override
   @Nullable
   public PsiReference getReference() {