Update chrome/ to use scoped_refptr<T>::get() rather than implicit "operator T*"

chrome/browser/autocomplete/shortcuts_provider.cc

 // Copyright (c) 2012 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/autocomplete/shortcuts_provider.h"
 
 #include <algorithm>
 #include <cmath>
 #include <map>
 #include <vector>
@@ skipping 38 matching lines @@
 }  // namespace
 
 ShortcutsProvider::ShortcutsProvider(AutocompleteProviderListener* listener,
                                      Profile* profile)
     : AutocompleteProvider(listener, profile,
           AutocompleteProvider::TYPE_SHORTCUTS),
       languages_(profile_->GetPrefs()->GetString(prefs::kAcceptLanguages)),
       initialized_(false) {
   scoped_refptr<history::ShortcutsBackend> backend =
       ShortcutsBackendFactory::GetForProfile(profile_);
-  if (backend) {
+  if (backend.get()) {
     backend->AddObserver(this);
     if (backend->initialized())
       initialized_ = true;
   }
 }
 
 void ShortcutsProvider::Start(const AutocompleteInput& input,
                               bool minimal_changes) {
   matches_.clear();
 
@@ skipping 42 matching lines @@
   HistoryService* const history_service =
       HistoryServiceFactory::GetForProfile(profile_, Profile::EXPLICIT_ACCESS);
 
   DCHECK(history_service && url.is_valid());
   history_service->DeleteURL(url);
 }
 
 ShortcutsProvider::~ShortcutsProvider() {
   scoped_refptr<history::ShortcutsBackend> backend =
       ShortcutsBackendFactory::GetForProfileIfExists(profile_);
-  if (backend)
+  if (backend.get())
     backend->RemoveObserver(this);
 }
 
 void ShortcutsProvider::OnShortcutsLoaded() {
   initialized_ = true;
 }
 
 void ShortcutsProvider::DeleteMatchesWithURLs(const std::set<GURL>& urls) {
   std::remove_if(matches_.begin(), matches_.end(), RemoveMatchPredicate(urls));
   listener_->OnProviderUpdate(true);
 }
 
 void ShortcutsProvider::DeleteShortcutsWithURLs(const std::set<GURL>& urls) {
   scoped_refptr<history::ShortcutsBackend> backend =
       ShortcutsBackendFactory::GetForProfileIfExists(profile_);
-  if (!backend)
+  if (!backend.get())
     return;  // We are off the record.
   for (std::set<GURL>::const_iterator url = urls.begin(); url != urls.end();
        ++url)
     backend->DeleteShortcutsWithUrl(*url);
 }
 
 void ShortcutsProvider::GetMatches(const AutocompleteInput& input) {
   scoped_refptr<history::ShortcutsBackend> backend =
       ShortcutsBackendFactory::GetForProfileIfExists(profile_);
-  if (!backend)
+  if (!backend.get())
     return;
   // Get the URLs from the shortcuts database with keys that partially or
   // completely match the search term.
   string16 term_string(base::i18n::ToLower(input.text()));
   DCHECK(!term_string.empty());
 
   for (history::ShortcutsBackend::ShortcutMap::const_iterator it =
            FindFirstMatch(term_string, backend.get());
        it != backend->shortcuts_map().end() &&
            StartsWith(it->first, term_string, true); ++it) {
@@ skipping 188 matching lines @@
   // (1.0 / each 5 additional hits), up to a maximum of 5x as long.
   const double kMaxDecaySpeedDivisor = 5.0;
   const double kNumUsesPerDecaySpeedDivisorIncrement = 5.0;
   double decay_divisor = std::min(kMaxDecaySpeedDivisor,
       (shortcut.number_of_hits + kNumUsesPerDecaySpeedDivisorIncrement - 1) /
       kNumUsesPerDecaySpeedDivisorIncrement);
 
   return static_cast<int>((base_score / exp(decay_exponent / decay_divisor)) +
       0.5);
 }