DevTools: instrument user callbacks based on generic probes, remove NativeBreakpoint.

third_party/WebKit/Source/modules/geolocation/Geolocation.cpp

Index: third_party/WebKit/Source/modules/geolocation/Geolocation.cpp
diff --git a/third_party/WebKit/Source/modules/geolocation/Geolocation.cpp b/third_party/WebKit/Source/modules/geolocation/Geolocation.cpp
index e9f6dafeca73a4e41d96d1abbe4a0da63bc06a2b..210b7c5a32b98f910b09ba13a8ff66df465fe707 100644
--- a/third_party/WebKit/Source/modules/geolocation/Geolocation.cpp
+++ b/third_party/WebKit/Source/modules/geolocation/Geolocation.cpp
@@ -180,7 +180,7 @@ void Geolocation::getCurrentPosition(PositionCallback* successCallback,
     return;
 
   reportGeolocationViolation(document());
-  probe::breakIfNeeded(document(), "Geolocation.getCurrentPosition");
+  probe::breakableLocation(document(), "Geolocation.getCurrentPosition");
 
   GeoNotifier* notifier =
       GeoNotifier::create(this, successCallback, errorCallback, options);
@@ -196,7 +196,7 @@ int Geolocation::watchPosition(PositionCallback* successCallback,
     return 0;
 
   reportGeolocationViolation(document());
-  probe::breakIfNeeded(document(), "Geolocation.watchPosition");
+  probe::breakableLocation(document(), "Geolocation.watchPosition");
 
   GeoNotifier* notifier =
       GeoNotifier::create(this, successCallback, errorCallback, options);