Bug 575066: [R-Debug] Fix definition of R breakpoints

Change-Id: Ic915a5462b5a03b3d0935047a3cb28c2b21e7bc6
diff --git a/r/org.eclipse.statet.r.debug.core/plugin.xml b/r/org.eclipse.statet.r.debug.core/plugin.xml
index 35b9b32..2e3f2fb 100644
--- a/r/org.eclipse.statet.r.debug.core/plugin.xml
+++ b/r/org.eclipse.statet.r.debug.core/plugin.xml
@@ -103,19 +103,19 @@
          point="org.eclipse.debug.core.breakpoints">
       <breakpoint
             id="org.eclipse.statet.r.debugBreakpoints.RLineBreakpoint"
-            class="org.eclipse.statet.internal.r.debug.core.breakpoints.RLineBreakpoint"
+            class="org.eclipse.statet.internal.r.debug.core.breakpoints.LineBreakpointImpl"
             markerType="org.eclipse.statet.r.resourceMarkers.RLineBreakpoint"
             name="%breakpoints_RLineBreakpoint_name">
       </breakpoint>
       <breakpoint
             id="org.eclipse.statet.r.debugBreakpoints.RMethodBreakpoint"
-            class="org.eclipse.statet.internal.r.debug.core.breakpoints.RMethodBreakpoint"
+            class="org.eclipse.statet.internal.r.debug.core.breakpoints.MethodBreakpointImpl"
             markerType="org.eclipse.statet.r.resourceMarkers.RMethodBreakpoint"
             name="%breakpoints_RMethodBreakpoint_name">
       </breakpoint>
       <breakpoint
             id="org.eclipse.statet.r.debugBreakpoints.RExceptionBreakpoint"
-            class="org.eclipse.statet.internal.r.debug.core.breakpoints.RExceptionBreakpoint"
+            class="org.eclipse.statet.internal.r.debug.core.breakpoints.ExceptionBreakpointImpl"
             markerType="org.eclipse.statet.r.resourceMarkers.RExceptionBreakpoint"
             name="%breakpoints_RExceptionBreakpoint_name">
       </breakpoint>