Move BenchTimer to tools as Timer

gyp/debugger.gyp

 {
   'variables': {
     'conditions': [
       [ 'skia_os in ["linux", "freebsd", "openbsd", "solaris", "chromeos"]', {
         # Use the systemwide Qt libs by default
         'variables': {
           'qt_sdk%': '/usr',
         },
         'qt_sdk': '<(qt_sdk)',
         'qt_moc%': 'moc',
@@ skipping 78 matching lines @@
         '../debugger/SkDebugger.cpp',
         '../src/utils/debugger/SkDebugCanvas.h',
         '../src/utils/debugger/SkDebugCanvas.cpp',
         '../src/utils/debugger/SkDrawCommand.h',
         '../src/utils/debugger/SkDrawCommand.cpp',
         '../src/utils/debugger/SkObjectParser.h',
         '../src/utils/debugger/SkObjectParser.cpp',
       ],
       'dependencies': [
         'skia_lib.gyp:skia_lib',
-        'bench.gyp:bench_timer',
         'tools.gyp:picture_renderer',
+        'tools.gyp:timer',
       ],
       'conditions': [
         [ 'skia_os == "nacl"', {
           'include_dirs': [
             '../src/utils',
           ],
           'sources': [
             '../platform_tools/nacl/src/nacl_debugger.cpp',
           ],
         }, { # skia_os != "nacl"
@@ skipping 72 matching lines @@
                           '<(RULE_INPUT_PATH)',
                           '-o', '<(moc_gen_dir)/moc_<(RULE_INPUT_ROOT).cpp' ],
               'message': 'Generating <(RULE_INPUT_ROOT).cpp.',
             },
           ],
         },
       ],
     }],
   ],
 }