BIND 10 #639: remove empty code in lib/cache

[BIND 10 Development]

#639: remove empty code in lib/cache
-------------------------------------+-------------------------------------
                   Reporter:         |                 Owner:  jinmei
  jinmei                             |                Status:  reviewing
                       Type:         |             Milestone:
  defect                             |  Sprint-20110614
                   Priority:  minor  |            Resolution:
                  Component:         |             Sensitive:  0
  resolver                           |           Sub-Project:  DNS
                   Keywords:         |  Estimated Difficulty:  0.0
            Defect Severity:  N/A    |           Total Hours:  0
Feature Depending on Ticket:         |
        Add Hours to Ticket:  0      |
                  Internal?:  0      |
-------------------------------------+-------------------------------------

Comment (by jinmei):

 It doesn't compile for my usual environment (MacOS X + clang++).

 {{{
 /bin/sh ../../../libtool --tag=CXX   --mode=compile clang++
 -DHAVE_CONFIG_H -I. -I../../..  -I../../../src/lib -I../../../src/lib
 -I/opt/local/include -pthread -I../../../src/lib/util
 -I../../../src/lib/util -I../../../src/lib/dns -I../../../src/lib/dns
 -I../../../src/lib/nsas -I../../../src/lib/nsas -I../../../src/lib/cache
 -I../../../src/lib/cache -I/opt/local/include   -I../../../ext/asio
 -I../../../ext/coroutine -DASIO_DISABLE_THREADS=1 -Wall -Wextra -Wwrite-
 strings -Woverloaded-virtual -Wno-sign-compare -Werror -fPIC -Wno-missing-
 field-initializers -Wno-unused-parameter -g -O2 -MT resolver_cache.lo -MD
 -MP -MF .deps/resolver_cache.Tpo -c -o resolver_cache.lo resolver_cache.cc
 libtool: compile:  clang++ -DHAVE_CONFIG_H -I. -I../../..
 -I../../../src/lib -I../../../src/lib -I/opt/local/include -pthread
 -I../../../src/lib/util -I../../../src/lib/util -I../../../src/lib/dns
 -I../../../src/lib/dns -I../../../src/lib/nsas -I../../../src/lib/nsas
 -I../../../src/lib/cache -I../../../src/lib/cache -I/opt/local/include
 -I../../../ext/asio -I../../../ext/coroutine -DASIO_DISABLE_THREADS=1
 -Wall -Wextra -Wwrite-strings -Woverloaded-virtual -Wno-sign-compare
 -Werror -fPIC -Wno-missing-field-initializers -Wno-unused-parameter -g -O2
 -MT resolver_cache.lo -MD -MP -MF .deps/resolver_cache.Tpo -c
 resolver_cache.cc  -o .libs/resolver_cache.o
 clang: warning: argument unused during compilation: '-c'
 clang: warning: argument unused during compilation: '-D HAVE_CONFIG_H'
 clang: warning: argument unused during compilation: '-I .'
 clang: warning: argument unused during compilation: '-I ../../..'
 clang: warning: argument unused during compilation: '-I ../../../src/lib'
 clang: warning: argument unused during compilation: '-I ../../../src/lib'
 clang: warning: argument unused during compilation: '-I
 /opt/local/include'
 clang: warning: argument unused during compilation: '-I
 ../../../src/lib/util'
 clang: warning: argument unused during compilation: '-I
 ../../../src/lib/util'
 clang: warning: argument unused during compilation: '-I
 ../../../src/lib/dns'
 clang: warning: argument unused during compilation: '-I
 ../../../src/lib/dns'
 clang: warning: argument unused during compilation: '-I
 ../../../src/lib/nsas'
 clang: warning: argument unused during compilation: '-I
 ../../../src/lib/nsas'
 clang: warning: argument unused during compilation: '-I
 ../../../src/lib/cache'
 clang: warning: argument unused during compilation: '-I
 ../../../src/lib/cache'
 clang: warning: argument unused during compilation: '-I
 /opt/local/include'
 clang: warning: argument unused during compilation: '-I ../../../ext/asio'
 clang: warning: argument unused during compilation: '-I
 ../../../ext/coroutine'
 clang: warning: argument unused during compilation: '-D
 ASIO_DISABLE_THREADS=1'
 In file included from resolver_cache.cc:1:
 resolver_cache.cc:231:16: error: out-of-line definition of 'dump' does not
 match any declaration in 'isc::cache::ResolverCache'
 ResolverCache::dump(const std::string&) {
 ~~~~~~~~~~~~~~~^
 resolver_cache.cc:236:16: error: out-of-line definition of 'load' does not
 match any declaration in 'isc::cache::ResolverCache'
 ResolverCache::load(const std::string&) {
 ~~~~~~~~~~~~~~~^
 2 errors generated.
 }}}

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Ticket URL: <http://bind10.isc.org/ticket/639#comment:6>
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