Rollback of r11719, r11717, r11716, r11714, r11700, r11699, r11697, r11695, r11694 in trunk branch.

src/d8.cc

Index: src/d8.cc
diff --git a/src/d8.cc b/src/d8.cc
index 7a01d55148fa768c0eaba8a5a472f3513ef46d6b..297bf79d09d5101bfd255d1b10483999e3644114 100644
--- a/src/d8.cc
+++ b/src/d8.cc
@@ -443,9 +443,8 @@ Handle<Value> Shell::CreateExternalArray(const Arguments& args,
 
 void Shell::ExternalArrayWeakCallback(Persistent<Value> object, void* data) {
   HandleScope scope;
-  int32_t length =
-      object->ToObject()->Get(String::New("byteLength"))->Uint32Value();
-  V8::AdjustAmountOfExternalAllocatedMemory(-length);
+  Local<Value> length = object->ToObject()->Get(String::New("byteLength"));
+  V8::AdjustAmountOfExternalAllocatedMemory(-length->Uint32Value());
   delete[] static_cast<uint8_t*>(data);
   object.Dispose();
 }
@@ -1020,7 +1019,7 @@ static char* ReadChars(const char* name, int* size_out) {
 
 
 Handle<Value> Shell::ReadBuffer(const Arguments& args) {
-  ASSERT(sizeof(char) == sizeof(uint8_t));  // NOLINT
+  STATIC_ASSERT(sizeof(char) == sizeof(uint8_t));  // NOLINT
   String::Utf8Value filename(args[0]);
   int length;
   if (*filename == NULL) {