Limit initial size of hidden properties and store identity hashes inline.

test/cctest/test-heap-profiler.cc

 // Copyright 2011 the V8 project authors. All rights reserved.
 //
 // Tests for heap profiler
 
 #include <ctype.h>
 
 #include "v8.h"
 
 #include "cctest.h"
 #include "hashmap.h"
@@ skipping 1450 matching lines @@
   const v8::HeapGraphNode* global = GetGlobalObject(snapshot);
   const v8::HeapGraphNode* c =
       GetProperty(global, v8::HeapGraphEdge::kProperty, "c");
   CHECK_NE(NULL, c);
   const v8::HeapGraphNode* hidden_props =
       GetProperty(c, v8::HeapGraphEdge::kInternal, "hidden_properties");
   CHECK_EQ(NULL, hidden_props);
 
   v8::Handle<v8::Value> cHandle = env->Global()->Get(v8::String::New("c"));
   CHECK(!cHandle.IsEmpty() && cHandle->IsObject());
-  cHandle->ToObject()->GetIdentityHash();
+  cHandle->ToObject()->SetHiddenValue(v8_str("key"), v8_str("val"));
 
   snapshot = v8::HeapProfiler::TakeSnapshot(
       v8_str("HiddenPropertiesFastCase2"));
   global = GetGlobalObject(snapshot);
   c = GetProperty(global, v8::HeapGraphEdge::kProperty, "c");
   CHECK_NE(NULL, c);
   hidden_props = GetProperty(c, v8::HeapGraphEdge::kInternal,
       "hidden_properties");
   CHECK_NE(NULL, hidden_props);
 }
@@ skipping 169 matching lines @@
   const v8::HeapGraphNode* global_object =
       GetProperty(global, v8::HeapGraphEdge::kProperty, "global_object");
   CHECK_NE(NULL, global_object);
   const v8::HeapGraphNode* properties =
       GetProperty(global_object, v8::HeapGraphEdge::kInternal, "properties");
   CHECK_EQ(NULL, properties);
   const v8::HeapGraphNode* elements =
       GetProperty(global_object, v8::HeapGraphEdge::kInternal, "elements");
   CHECK_EQ(NULL, elements);
 }