Log ChromeToMobile search and auth errors to UMA and INFO.

chrome/browser/chrome_to_mobile_service.h

Index: chrome/browser/chrome_to_mobile_service.h
diff --git a/chrome/browser/chrome_to_mobile_service.h b/chrome/browser/chrome_to_mobile_service.h
index 569b3a18ad77d28a79afdd2d5e1ad48bb4103890..4fd247261b98a8acb82a7769ab5f24474e8a5932 100644
--- a/chrome/browser/chrome_to_mobile_service.h
+++ b/chrome/browser/chrome_to_mobile_service.h
@@ -76,7 +76,9 @@ class ChromeToMobileService : public ProfileKeyedService,
     BAD_SEND_ERROR,         // The cloud print send response was errorCode!=407.
     BAD_SEND_AUTH,          // The cloud print send request failed (auth).
     BAD_SEND_OTHER,         // The cloud print send request failed (other).
-    NUM_METRICS
+    SEARCH_SUCCESS,         // Cloud print responded with success on search.
+    SEARCH_ERROR,           // Cloud print responded with failure on search.
+    NUM_METRICS,
   };
 
   // The supported mobile device operating systems.