extract PsiPrecedenceUtil as read-only part of ParenthesisUtils

leave methods to ensure compatibility, to be inlined and deprecated in separate commit (IDEA-CR-30329)

java/java-tests/testData/codeInsight/daemonCodeAnalyzer/quickFix/redundantCast/afterFloatingPoint.java

@@ -0,0 +1,6 @@
+// "Remove redundant cast(s)" "true"
+class Test {
+  {
+    double d = -1e20 + (1e20 - 1);
+  }
+}

java/java-tests/testData/codeInsight/daemonCodeAnalyzer/quickFix/redundantCast/afterPrecedencePerc.java

@@ -0,0 +1,8 @@
+// "Remove redundant cast(s)" "true"
+class Test {
+  {
+    int i = 1;
+    int j = 2;
+    System.out.println(j * (i % j));
+  }
+}

java/java-tests/testData/codeInsight/daemonCodeAnalyzer/quickFix/redundantCast/afterStringConcatenation.java

@@ -0,0 +1,6 @@
+// "Remove redundant cast(s)" "true"
+class Test {
+  {
+    String s = "" + (1 + 2);
+  }
+}

java/java-tests/testData/codeInsight/daemonCodeAnalyzer/quickFix/redundantCast/beforeFloatingPoint.java

@@ -0,0 +1,6 @@
+// "Remove redundant cast(s)" "true"
+class Test {
+  {
+    double d = -1e20 + (do<caret>uble)(1e20 - 1);
+  }
+}

java/java-tests/testData/codeInsight/daemonCodeAnalyzer/quickFix/redundantCast/beforePrecedencePerc.java

@@ -0,0 +1,8 @@
+// "Remove redundant cast(s)" "true"
+class Test {
+  {
+    int i = 1;
+    int j = 2;
+    System.out.println(j * (i<caret>nt)(i % j));
+  }
+}

java/java-tests/testData/codeInsight/daemonCodeAnalyzer/quickFix/redundantCast/beforeStringConcatenation.java

@@ -0,0 +1,6 @@
+// "Remove redundant cast(s)" "true"
+class Test {
+  {
+    String s = "" + (in<caret>t) (1 + 2);
+  }
+}