have all operations related to proberesults be handled by the ChannelHealthChecker

Change-Id: I8068fed8c5eb49fef55ce481ef927aa33448ecae

Author: nicholsl

google-cloud-bigtable/src/main/java/com/google/cloud/bigtable/gaxx/grpc/BigtableChannelPool.java

@@ -440,17 +440,6 @@ static class Entry {
     @VisibleForTesting final AtomicInteger outstandingRpcs = new AtomicInteger(0);
 
     private final AtomicInteger maxOutstanding = new AtomicInteger();
-
-    /** Number of probes in flight plus number of probe results. (No-op stub) */
-    AtomicInteger recentProbesSent() {
-      return new AtomicInteger(0);
-    }
-
-    /** Number of recently failed probes. (No-op stub) */
-    AtomicInteger recentlyFailedProbes() {
-      return new AtomicInteger(0);
-    }
-
     private final AtomicInteger probesInFlight = new AtomicInteger(0);
 
 

google-cloud-bigtable/src/main/java/com/google/cloud/bigtable/gaxx/grpc/ChannelHealthChecker.java

@@ -84,6 +84,16 @@ void probeFinished(Instant startTime, boolean success) {
     // Method stub, no operation.
   }
 
+  /** Number of probes in flight plus number of probe results. (No-op stub) */
+  AtomicInteger recentProbesSent() {
+    return new AtomicInteger(0);
+  }
+
+  /** Number of recently failed probes. (No-op stub) */
+  AtomicInteger recentlyFailedProbes() {
+    return new AtomicInteger(0);
+  }
+
   /**
    * Determines if the channel is healthy. (No-op stub)
    *