Begun the DCHECK() cleanup. Starting off with /src/chrome/a* and /src/chrome/...

chrome/browser/alternate_nav_url_fetcher.cc

 // Copyright (c) 2011 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 "chrome/browser/alternate_nav_url_fetcher.h"
 
 #include "base/utf_string_conversions.h"
 #include "chrome/browser/intranet_redirect_detector.h"
 #include "chrome/browser/profiles/profile.h"
 #include "chrome/browser/tab_contents/navigation_controller.h"
@@ skipping 75 matching lines @@
   }
 }
 
 void AlternateNavURLFetcher::OnURLFetchComplete(
     const URLFetcher* source,
     const GURL& url,
     const net::URLRequestStatus& status,
     int response_code,
     const ResponseCookies& cookies,
     const std::string& data) {
-  DCHECK(fetcher_.get() == source);
+  DCHECK_EQ(fetcher_.get(), source);
   SetStatusFromURLFetch(url, status, response_code);
   ShowInfobarIfPossible();
 }
 
 SkBitmap* AlternateNavURLFetcher::GetIcon() const {
   return ResourceBundle::GetSharedInstance().GetBitmapNamed(
       IDR_INFOBAR_ALT_NAV_URL);
 }
 
 InfoBarDelegate::Type AlternateNavURLFetcher::GetInfoBarType() const {
   return PAGE_ACTION_TYPE;
 }
 
 string16 AlternateNavURLFetcher::GetMessageTextWithOffset(
     size_t* link_offset) const {
   const string16 label = l10n_util::GetStringFUTF16(
       IDS_ALTERNATE_NAV_URL_VIEW_LABEL, string16(), link_offset);
-  DCHECK(*link_offset != string16::npos);
+  DCHECK_NE(*link_offset, string16::npos);
   return label;
 }
 
 string16 AlternateNavURLFetcher::GetLinkText() const {
   return UTF8ToUTF16(alternate_nav_url_.spec());
 }
 
 bool AlternateNavURLFetcher::LinkClicked(WindowOpenDisposition disposition) {
   infobar_contents_->OpenURL(
       alternate_nav_url_, GURL(), disposition,
@@ skipping 40 matching lines @@
   if (!navigated_to_entry_ || state_ != SUCCEEDED) {
     if (state_ == FAILED)
       delete this;
     return;
   }
 
   infobar_contents_ = controller_->tab_contents();
   StoreActiveEntryUniqueID(infobar_contents_);
   infobar_contents_->AddInfoBar(this);
 }