A64: Synchronize with r16679.

src/api.cc

Index: src/api.cc
diff --git a/src/api.cc b/src/api.cc
index 1bc80d27d1d7761ad7b010a5749ffa804592b519..f75a851becd1f6425c4f3a9ddd5a2d83833841ed 100644
--- a/src/api.cc
+++ b/src/api.cc
@@ -62,6 +62,7 @@
 #include "scanner-character-streams.h"
 #include "snapshot.h"
 #include "unicode-inl.h"
+#include "utils/random-number-generator.h"
 #include "v8threads.h"
 #include "version.h"
 #include "vm-state-inl.h"
@@ -624,7 +625,8 @@ ResourceConstraints::ResourceConstraints()
   : max_young_space_size_(0),
     max_old_space_size_(0),
     max_executable_size_(0),
-    stack_limit_(NULL) { }
+    stack_limit_(NULL),
+    is_memory_constrained_() { }
 
 
 bool SetResourceConstraints(ResourceConstraints* constraints) {
@@ -645,6 +647,10 @@ bool SetResourceConstraints(ResourceConstraints* constraints) {
     uintptr_t limit = reinterpret_cast<uintptr_t>(constraints->stack_limit());
     isolate->stack_guard()->SetStackLimit(limit);
   }
+  if (constraints->is_memory_constrained().has_value) {
+    isolate->set_is_memory_constrained(
+        constraints->is_memory_constrained().value);
+  }
   return true;
 }
 
@@ -706,11 +712,6 @@ Local<Value> V8::GetEternal(Isolate* v8_isolate, int index) {
 // --- H a n d l e s ---
 
 
-HandleScope::HandleScope() {
-  Initialize(reinterpret_cast<Isolate*>(i::Isolate::Current()));
-}
-
-
 HandleScope::HandleScope(Isolate* isolate) {
   Initialize(isolate);
 }
@@ -2987,12 +2988,6 @@ void v8::ArrayBuffer::CheckCast(Value* that) {
 }
 
 
-void v8::ArrayBuffer::Allocator::Free(void* data) {
-  API_Fatal("v8::ArrayBuffer::Allocator::Free",
-            "Override Allocator::Free(void*, size_t)");
-}
-
-
 void v8::ArrayBufferView::CheckCast(Value* that) {
   i::Handle<i::Object> obj = Utils::OpenHandle(that);
   ApiCheck(obj->IsJSArrayBufferView(),
@@ -5208,8 +5203,8 @@ bool v8::V8::Initialize() {
 }
 
 
-void v8::V8::SetEntropySource(EntropySource source) {
-  i::V8::SetEntropySource(source);
+void v8::V8::SetEntropySource(EntropySource entropy_source) {
+  i::RandomNumberGenerator::SetEntropySource(entropy_source);
 }