8257072: ZGC: Rename roots iterators

src/hotspot/share/gc/z/zHeapIterator.cpp

@@ -280,7 +280,10 @@ void ZHeapIterator::push_strong_roots(const ZHeapIteratorContext& context) {
   ZHeapIteratorNMethodClosure nm_cl(&cl);
   ZHeapIteratorThreadClosure thread_cl(&cl, &nm_cl);
 
-  _roots.apply(&cl, &cld_cl, &thread_cl, &nm_cl);
+  _roots.apply(&cl,
+               &cld_cl,
+               &thread_cl,
+               &nm_cl);
 }
 
 void ZHeapIterator::push_weak_roots(const ZHeapIteratorContext& context) {

src/hotspot/share/gc/z/zRootsIterator.cpp

@@ -109,7 +109,10 @@ ZRootsIterator::ZRootsIterator(int cld_claim) {
   }
 }
 
-void ZRootsIterator::apply(OopClosure* cl, CLDClosure* cld_cl, ThreadClosure* thread_cl, NMethodClosure* nm_cl) {
+void ZRootsIterator::apply(OopClosure* cl,
+                           CLDClosure* cld_cl,
+                           ThreadClosure* thread_cl,
+                           NMethodClosure* nm_cl) {
   _oop_storage_set.apply(cl);
   _class_loader_data_graph.apply(cld_cl);
   _java_threads.apply(thread_cl);

src/hotspot/share/gc/z/zRootsIterator.hpp

@@ -93,7 +93,10 @@ class ZRootsIterator {
 public:
   ZRootsIterator(int cld_claim);
 
-  void apply(OopClosure* cl, CLDClosure* cld_cl, ThreadClosure* thread_cl, NMethodClosure* nm_cl);
+  void apply(OopClosure* cl,
+             CLDClosure* cld_cl,
+             ThreadClosure* thread_cl,
+             NMethodClosure* nm_cl);
 };
 
 class ZWeakOopStorageSetIterator {

src/hotspot/share/gc/z/zVerify.cpp

@@ -258,7 +258,10 @@ void ZVerify::roots_strong(bool verify_fixed) {
   ZVerifyNMethodClosure nm_cl(&cl, verify_fixed);
 
   ZRootsIterator iter(ClassLoaderData::_claim_none);
-  iter.apply(&cl, &cld_cl, &thread_cl, &nm_cl);
+  iter.apply(&cl,
+             &cld_cl,
+             &thread_cl,
+             &nm_cl);
 }
 
 void ZVerify::roots_weak() {

src/hotspot/share/gc/z/zWeakRootsProcessor.cpp

@@ -60,7 +60,7 @@ class ZProcessWeakRootsTask : public ZTask {
 
 public:
   ZProcessWeakRootsTask() :
-      ZTask("ZProcessConccurentWeakRootsTask"),
+      ZTask("ZProcessWeakRootsTask"),
       _weak_roots() {}
 
   ~ZProcessWeakRootsTask() {