301   Vector() : start_(NULL), length_(0) {}  in Vector()
302   Vector(T* data, int length) : start_(data), length_(length) {  in Vector()
313     ASSERT(to <= length_);  in SubVector()
320   int length() const { return length_; }  in length()
323   bool is_empty() const { return length_ == 0; }  in is_empty()
330     ASSERT(0 <= index && index < length_);
338   T& last() { return start_[length_ - 1]; }  in last()
342     T* result = NewArray<T>(length_);  in Clone()
343     for (int i = 0; i < length_; i++) result[i] = start_[i];  in Clone()
344     return Vector<T>(result, length_);  in Clone()
360     ASSERT(length <= length_);  in Truncate()
361     length_ = length;  in Truncate()
369     length_ = 0;  in Dispose()
373     ASSERT(offset < length_);
374     return Vector<T>(start_ + offset, length_ - offset);
391   int length_;  variable