Catch exceptions thrown when enqueuing change records.

src/bootstrapper.cc

Index: src/bootstrapper.cc
diff --git a/src/bootstrapper.cc b/src/bootstrapper.cc
index c36156ddad5c3445056952ae0ccfc3fe5920e9b7..2dde7193eb3eb86d9b345bca3e78c08646dce1cf 100644
--- a/src/bootstrapper.cc
+++ b/src/bootstrapper.cc
@@ -509,7 +509,7 @@ Handle<JSFunction> Genesis::CreateEmptyFunction(Isolate* isolate) {
     // prototype, otherwise the missing initial_array_prototype will cause
     // assertions during startup.
     native_context()->set_initial_array_prototype(*prototype);
-    Accessors::FunctionSetPrototype(object_fun, prototype);
+    Accessors::FunctionSetPrototype(object_fun, prototype).Assert();
   }
 
   // Allocate the empty function as the prototype for function ECMAScript
@@ -1673,7 +1673,7 @@ bool Genesis::InstallNatives() {
         isolate()->initial_object_prototype(), Builtins::kIllegal);
     Handle<JSObject> prototype =
         factory()->NewJSObject(isolate()->object_function(), TENURED);
-    Accessors::FunctionSetPrototype(script_fun, prototype);
+    Accessors::FunctionSetPrototype(script_fun, prototype).Assert();
     native_context()->set_script_function(*script_fun);
 
     Handle<Map> script_map = Handle<Map>(script_fun->initial_map());
@@ -1815,7 +1815,7 @@ bool Genesis::InstallNatives() {
         isolate()->initial_object_prototype(), Builtins::kIllegal);
     Handle<JSObject> prototype =
         factory()->NewJSObject(isolate()->object_function(), TENURED);
-    Accessors::FunctionSetPrototype(opaque_reference_fun, prototype);
+    Accessors::FunctionSetPrototype(opaque_reference_fun, prototype).Assert();
     native_context()->set_opaque_reference_function(*opaque_reference_fun);
   }