More DCHECK() updates. A mixture of _EQ and _GE.

base/win/scoped_bstr.cc

 // Copyright (c) 2010 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #include "base/win/scoped_bstr.h"
 
 #include "base/logging.h"
 
 namespace base {
 namespace win {
@@ skipping 21 matching lines @@
   return bstr;
 }
 
 void ScopedBstr::Swap(ScopedBstr& bstr2) {
   BSTR tmp = bstr_;
   bstr_ = bstr2.bstr_;
   bstr2.bstr_ = tmp;
 }
 
 BSTR* ScopedBstr::Receive() {
-  DCHECK(bstr_ == NULL) << "BSTR leak.";
+  DCHECK(!bstr_) << "BSTR leak.";
   return &bstr_;
 }
 
 BSTR ScopedBstr::Allocate(const char16* str) {
   Reset(SysAllocString(str));
   return bstr_;
 }
 
 BSTR ScopedBstr::AllocateBytes(size_t bytes) {
   Reset(SysAllocStringByteLen(NULL, static_cast<UINT>(bytes)));
   return bstr_;
 }
 
 void ScopedBstr::SetByteLen(size_t bytes) {
   DCHECK(bstr_ != NULL) << "attempting to modify a NULL bstr";
   uint32* data = reinterpret_cast<uint32*>(bstr_);
   data[-1] = static_cast<uint32>(bytes);
 }
 
 size_t ScopedBstr::Length() const {
   return SysStringLen(bstr_);
 }
 
 size_t ScopedBstr::ByteLength() const {
   return SysStringByteLen(bstr_);
 }
 
 }  // namespace win
 }  // namespace base