Rename various Geolocation bits for clarity and consistency.

Review URL: https://codereview.chromium.org/477633002

Cr-Commit-Position: refs/heads/master@{#289678}
git-svn-id: svn://svn.chromium.org/chrome/trunk/src@289678 0039d316-1c4b-4281-b951-d872f2087c98

8 files changed, 44 insertions, 46 deletions

diff --git a/content/browser/geolocation/location_arbitrator_impl.cc b/content/browser/geolocation/location_arbitrator_impl.cc
index b8ed8c4..ef20a0c 100644
--- a/content/browser/geolocation/location_arbitrator_impl.cc
+++ b/content/browser/geolocation/location_arbitrator_impl.cc
@@ -28,9 +28,9 @@ const int64 LocationArbitratorImpl::kFixStaleTimeoutMilliseconds =
 
 LocationArbitratorImpl::LocationArbitratorImpl(
     const LocationUpdateCallback& callback)
-    : callback_(callback),
-      provider_callback_(
-          base::Bind(&LocationArbitratorImpl::LocationUpdateAvailable,
+    : arbitrator_update_callback_(callback),
+      provider_update_callback_(
+          base::Bind(&LocationArbitratorImpl::OnLocationUpdate,
                      base::Unretained(this))),
       position_provider_(NULL),
       is_permission_granted_(false),
@@ -116,15 +116,14 @@ void LocationArbitratorImpl::RegisterProvider(
     LocationProvider* provider) {
   if (!provider)
     return;
-  provider->SetUpdateCallback(provider_callback_);
+  provider->SetUpdateCallback(provider_update_callback_);
   if (is_permission_granted_)
     provider->OnPermissionGranted();
   providers_.push_back(provider);
 }
 
-void LocationArbitratorImpl::LocationUpdateAvailable(
-    const LocationProvider* provider,
-    const Geoposition& new_position) {
+void LocationArbitratorImpl::OnLocationUpdate(const LocationProvider* provider,
+                                              const Geoposition& new_position) {
   DCHECK(new_position.Validate() ||
          new_position.error_code != Geoposition::ERROR_CODE_NONE);
   if (!IsNewPositionBetter(position_, new_position,
@@ -132,7 +131,7 @@ void LocationArbitratorImpl::LocationUpdateAvailable(
     return;
   position_provider_ = provider;
   position_ = new_position;
-  callback_.Run(position_);
+  arbitrator_update_callback_.Run(position_);
 }
 
 AccessTokenStore* LocationArbitratorImpl::NewAccessTokenStore() {
diff --git a/content/browser/geolocation/location_arbitrator_impl.h b/content/browser/geolocation/location_arbitrator_impl.h
index da20e7b..21ba90e 100644
--- a/content/browser/geolocation/location_arbitrator_impl.h
+++ b/content/browser/geolocation/location_arbitrator_impl.h
@@ -70,9 +70,9 @@ class CONTENT_EXPORT LocationArbitratorImpl : public LocationArbitrator {
       net::URLRequestContextGetter* context_getter);
   void DoStartProviders();
 
-  // The providers call this function when a new position is available.
-  void LocationUpdateAvailable(const LocationProvider* provider,
-                               const Geoposition& new_position);
+  // Gets called when a provider has a new position.
+  void OnLocationUpdate(const LocationProvider* provider,
+                        const Geoposition& new_position);
 
   // Returns true if |new_position| is an improvement over |old_position|.
   // Set |from_same_provider| to true if both the positions came from the same
@@ -82,8 +82,8 @@ class CONTENT_EXPORT LocationArbitratorImpl : public LocationArbitrator {
                            bool from_same_provider) const;
 
   scoped_refptr<AccessTokenStore> access_token_store_;
-  LocationUpdateCallback callback_;
-  LocationProvider::LocationProviderUpdateCallback provider_callback_;
+  LocationUpdateCallback arbitrator_update_callback_;
+  LocationProvider::LocationProviderUpdateCallback provider_update_callback_;
   ScopedVector<LocationProvider> providers_;
   bool use_high_accuracy_;
   // The provider which supplied the current |position_|
diff --git a/content/browser/geolocation/network_location_provider.cc b/content/browser/geolocation/network_location_provider.cc
index 2a9d7c8..0cc7f8f 100644
--- a/content/browser/geolocation/network_location_provider.cc
+++ b/content/browser/geolocation/network_location_provider.cc
@@ -110,7 +110,7 @@ NetworkLocationProvider::NetworkLocationProvider(
     : access_token_store_(access_token_store),
       wifi_data_provider_(NULL),
       wifi_data_update_callback_(
-          base::Bind(&NetworkLocationProvider::WifiDataUpdateAvailable,
+          base::Bind(&NetworkLocationProvider::OnWifiDataUpdate,
                      base::Unretained(this))),
       is_wifi_data_complete_(false),
       access_token_(access_token),
@@ -120,10 +120,11 @@ NetworkLocationProvider::NetworkLocationProvider(
   // Create the position cache.
   position_cache_.reset(new PositionCache());
 
-  NetworkLocationRequest::LocationResponseCallback callback =
-      base::Bind(&NetworkLocationProvider::LocationResponseAvailable,
-                 base::Unretained(this));
-  request_.reset(new NetworkLocationRequest(url_context_getter, url, callback));
+  request_.reset(new NetworkLocationRequest(
+      url_context_getter,
+      url,
+      base::Bind(&NetworkLocationProvider::OnLocationResponse,
+                 base::Unretained(this))));
 }
 
 NetworkLocationProvider::~NetworkLocationProvider() {
@@ -153,14 +154,13 @@ void NetworkLocationProvider::OnPermissionGranted() {
   }
 }
 
-void NetworkLocationProvider::WifiDataUpdateAvailable(
-    WifiDataProvider* provider) {
+void NetworkLocationProvider::OnWifiDataUpdate(WifiDataProvider* provider) {
   DCHECK(provider == wifi_data_provider_);
   is_wifi_data_complete_ = wifi_data_provider_->GetData(&wifi_data_);
   OnWifiDataUpdated();
 }
 
-void NetworkLocationProvider::LocationResponseAvailable(
+void NetworkLocationProvider::OnLocationResponse(
     const Geoposition& position,
     bool server_error,
     const base::string16& access_token,
diff --git a/content/browser/geolocation/network_location_provider.h b/content/browser/geolocation/network_location_provider.h
index 710fd3f..daf0c8b 100644
--- a/content/browser/geolocation/network_location_provider.h
+++ b/content/browser/geolocation/network_location_provider.h
@@ -82,18 +82,18 @@ class NetworkLocationProvider
   // Satisfies a position request from cache or network.
   void RequestPosition();
 
-  // Called from a callback when new wifi data is available.
-  void WifiDataUpdateAvailable(WifiDataProvider* provider);
+  // Gets called when new wifi data is available.
+  void OnWifiDataUpdate(WifiDataProvider* provider);
 
-  // Internal helper used by WifiDataUpdateAvailable.
+  // Internal helper used by OnWifiDataUpdate.
   void OnWifiDataUpdated();
 
   bool IsStarted() const;
 
-  void LocationResponseAvailable(const Geoposition& position,
-                                 bool server_error,
-                                 const base::string16& access_token,
-                                 const WifiData& wifi_data);
+  void OnLocationResponse(const Geoposition& position,
+                          bool server_error,
+                          const base::string16& access_token,
+                          const WifiData& wifi_data);
 
   scoped_refptr<AccessTokenStore> access_token_store_;
 
diff --git a/content/browser/geolocation/network_location_provider_unittest.cc b/content/browser/geolocation/network_location_provider_unittest.cc
index c574b7a..23bb754 100644
--- a/content/browser/geolocation/network_location_provider_unittest.cc
+++ b/content/browser/geolocation/network_location_provider_unittest.cc
@@ -35,8 +35,8 @@ class MessageLoopQuitListener {
     CHECK(client_message_loop_);
   }
 
-  void LocationUpdateAvailable(const LocationProvider* provider,
-                               const Geoposition& position) {
+  void OnLocationUpdate(const LocationProvider* provider,
+                        const Geoposition& position) {
     EXPECT_EQ(client_message_loop_, base::MessageLoop::current());
     updated_provider_ = provider;
     client_message_loop_->Quit();
@@ -473,9 +473,8 @@ TEST_F(GeolocationNetworkProviderTest, NoRequestOnStartupUntilWifiData) {
   scoped_ptr<LocationProvider> provider(CreateProvider(true));
   EXPECT_TRUE(provider->StartProvider(false));
 
-  provider->SetUpdateCallback(
-      base::Bind(&MessageLoopQuitListener::LocationUpdateAvailable,
-                 base::Unretained(&listener)));
+  provider->SetUpdateCallback(base::Bind(
+      &MessageLoopQuitListener::OnLocationUpdate, base::Unretained(&listener)));
 
   main_message_loop_.RunUntilIdle();
   EXPECT_FALSE(get_url_fetcher_and_advance_id())
diff --git a/content/browser/geolocation/network_location_request.cc b/content/browser/geolocation/network_location_request.cc
index 75c7c84..84ba5b0 100644
--- a/content/browser/geolocation/network_location_request.cc
+++ b/content/browser/geolocation/network_location_request.cc
@@ -103,9 +103,7 @@ NetworkLocationRequest::NetworkLocationRequest(
     net::URLRequestContextGetter* context,
     const GURL& url,
     LocationResponseCallback callback)
-        : url_context_(context),
-          callback_(callback),
-          url_(url) {
+    : url_context_(context), location_response_callback_(callback), url_(url) {
 }
 
 NetworkLocationRequest::~NetworkLocationRequest() {
@@ -122,7 +120,7 @@ bool NetworkLocationRequest::MakeRequest(const base::string16& access_token,
     url_fetcher_.reset();
   }
   wifi_data_ = wifi_data;
-  timestamp_ = timestamp;
+  wifi_data_timestamp_ = timestamp;
 
   GURL request_url = FormRequestURL(url_);
   url_fetcher_.reset(net::URLFetcher::Create(
@@ -136,7 +134,7 @@ bool NetworkLocationRequest::MakeRequest(const base::string16& access_token,
       net::LOAD_DO_NOT_SAVE_COOKIES | net::LOAD_DO_NOT_SEND_COOKIES |
       net::LOAD_DO_NOT_SEND_AUTH_DATA);
 
-  start_time_ = base::TimeTicks::Now();
+  request_start_time_ = base::TimeTicks::Now();
   url_fetcher_->Start();
   return true;
 }
@@ -156,7 +154,7 @@ void NetworkLocationRequest::OnURLFetchComplete(
   GetLocationFromResponse(status.is_success(),
                           response_code,
                           data,
-                          timestamp_,
+                          wifi_data_timestamp_,
                           source->GetURL(),
                           &position,
                           &access_token);
@@ -165,7 +163,8 @@ void NetworkLocationRequest::OnURLFetchComplete(
   url_fetcher_.reset();
 
   if (!server_error) {
-    const base::TimeDelta request_time = base::TimeTicks::Now() - start_time_;
+    const base::TimeDelta request_time =
+        base::TimeTicks::Now() - request_start_time_;
 
     UMA_HISTOGRAM_CUSTOM_TIMES(
         "Net.Wifi.LbsLatency",
@@ -176,7 +175,8 @@ void NetworkLocationRequest::OnURLFetchComplete(
   }
 
   DVLOG(1) << "NetworkLocationRequest::OnURLFetchComplete() : run callback.";
-  callback_.Run(position, server_error, access_token, wifi_data_);
+  location_response_callback_.Run(
+      position, server_error, access_token, wifi_data_);
 }
 
 // Local functions.
diff --git a/content/browser/geolocation/network_location_request.h b/content/browser/geolocation/network_location_request.h
index 6fea08b..23bffb9 100644
--- a/content/browser/geolocation/network_location_request.h
+++ b/content/browser/geolocation/network_location_request.h
@@ -57,17 +57,17 @@ class NetworkLocationRequest : private net::URLFetcherDelegate {
   virtual void OnURLFetchComplete(const net::URLFetcher* source) OVERRIDE;
 
   scoped_refptr<net::URLRequestContextGetter> url_context_;
-  LocationResponseCallback callback_;
+  LocationResponseCallback location_response_callback_;
   const GURL url_;
   scoped_ptr<net::URLFetcher> url_fetcher_;
 
   // Keep a copy of the data sent in the request, so we can refer back to it
   // when the response arrives.
   WifiData wifi_data_;
-  base::Time timestamp_;  // Timestamp of the above data, not of the request.
+  base::Time wifi_data_timestamp_;
 
   // The start time for the request.
-  base::TimeTicks start_time_;
+  base::TimeTicks request_start_time_;
 
   DISALLOW_COPY_AND_ASSIGN(NetworkLocationRequest);
 };
diff --git a/content/browser/geolocation/wifi_data_provider_common_unittest.cc b/content/browser/geolocation/wifi_data_provider_common_unittest.cc
index 9c55dfd..7b583f2 100644
--- a/content/browser/geolocation/wifi_data_provider_common_unittest.cc
+++ b/content/browser/geolocation/wifi_data_provider_common_unittest.cc
@@ -62,12 +62,12 @@ class MessageLoopQuitter {
  public:
   explicit MessageLoopQuitter(base::MessageLoop* message_loop)
       : message_loop_to_quit_(message_loop),
-        callback_(base::Bind(&MessageLoopQuitter::WifiDataUpdateAvailable,
+        callback_(base::Bind(&MessageLoopQuitter::OnWifiDataUpdate,
                              base::Unretained(this))) {
     CHECK(message_loop_to_quit_ != NULL);
   }
 
-  void WifiDataUpdateAvailable(WifiDataProvider* provider) {
+  void OnWifiDataUpdate(WifiDataProvider* provider) {
     // Provider should call back on client's thread.
     EXPECT_EQ(base::MessageLoop::current(), message_loop_to_quit_);
     message_loop_to_quit_->QuitNow();