Remove extraneous logging.

CMakeLists.txt

@@ -236,23 +236,19 @@ if(FIREBASE_CPP_USE_PRIOR_GRADLE_BUILD)
   # In case there are multiple matches, take the one with the newest timestamp.
   set(newest_timestamp 0)
   foreach(possible_prev_build_dir IN LISTS possible_prev_build_dirs)
-    message("CONSIDERING ${possible_prev_build_dir}")
     if(IS_DIRECTORY ${possible_prev_build_dir})
       if(EXISTS "${possible_prev_build_dir}/${header_to_scan_for}")
         # Check if it's newer than any other files.
-        message("FOUND ${possible_prev_build_dir}/${header_to_scan_for}")
         file(TIMESTAMP "${possible_prev_build_dir}/${header_to_scan_for}" timestamp "%s")
-	message("GOT TIMESTAMP: ${timestamp}")
         if(${timestamp} GREATER ${newest_timestamp})
-          message("USING ${possible_prev_build_dir}")
           set(APP_BINARY_DIR ${possible_prev_build_dir})
           set(newest_timestamp ${timestamp})
         endif()
       endif()
     endif()
   endforeach()
   if (IS_DIRECTORY "${APP_BINARY_DIR}")
-    message("Found previous Firebase App build in ${APP_BINARY_DIR}")
+    message(STATUS "Found previous Firebase App build in ${APP_BINARY_DIR}")
   else()
     message(FATAL_ERROR "Could not find previous Firebase App build under ${prev_build_path}")
   endif()