Backport @10366 to 3.6

src/profile-generator.h

Index: src/profile-generator.h
===================================================================
--- src/profile-generator.h	(revision 10405)
+++ src/profile-generator.h	(working copy)
@@ -735,7 +735,8 @@
 
   static uint32_t AddressHash(Address addr) {
     return ComputeIntegerHash(
-        static_cast<uint32_t>(reinterpret_cast<uintptr_t>(addr)));
+        static_cast<uint32_t>(reinterpret_cast<uintptr_t>(addr)),
+        v8::internal::kZeroHashSeed);
   }
 
   bool initial_fill_mode_;
@@ -836,7 +837,8 @@
 
   static uint32_t Hash(HeapThing thing) {
     return ComputeIntegerHash(
-        static_cast<uint32_t>(reinterpret_cast<uintptr_t>(thing)));
+        static_cast<uint32_t>(reinterpret_cast<uintptr_t>(thing)),
+        v8::internal::kZeroHashSeed);
   }
   static bool HeapThingsMatch(HeapThing key1, HeapThing key2) {
     return key1 == key2;
@@ -1018,7 +1020,8 @@
   void VisitSubtreeWrapper(Object** p, uint16_t class_id);
 
   static uint32_t InfoHash(v8::RetainedObjectInfo* info) {
-    return ComputeIntegerHash(static_cast<uint32_t>(info->GetHash()));
+    return ComputeIntegerHash(static_cast<uint32_t>(info->GetHash()),
+                              v8::internal::kZeroHashSeed);
   }
   static bool RetainedInfosMatch(void* key1, void* key2) {
     return key1 == key2 ||
@@ -1096,7 +1099,8 @@
 
   INLINE(static uint32_t ObjectHash(const void* key)) {
     return ComputeIntegerHash(
-        static_cast<uint32_t>(reinterpret_cast<uintptr_t>(key)));
+        static_cast<uint32_t>(reinterpret_cast<uintptr_t>(key)),
+        v8::internal::kZeroHashSeed);
   }
 
   void EnumerateNodes();