Update references to tools/telemetry in .gn, .gyp & .isolate files

content/content_tests.gypi

 # Copyright (c) 2013 The Chromium Authors. All rights reserved.
 # Use of this source code is governed by a BSD-style license that can be
 # found in the LICENSE file.
 
 {
   'variables': {
     'layouttest_support_content_sources': [
       'public/test/layouttest_support.h',
       'public/test/nested_message_pump_android.cc',
       'public/test/nested_message_pump_android.h',
@@ skipping 1042 matching lines @@
               'dependencies': [
                 '../tools/xdisplaycheck/xdisplaycheck.gyp:xdisplaycheck',
               ],
             }],
           ],
         },
         {
           'target_name': 'telemetry_base',
           'type': 'none',
           'dependencies': [
-            '../tools/telemetry/telemetry.gyp:bitmaptools#host',
+            '../third_party/catapult/telemetry/telemetry.gyp:bitmaptools#host',
           ],
         },
       ],
       'conditions': [
         ['archive_gpu_tests==1', {
           'targets': [
             {
               # GN: content/test:content_gl_tests_run
               'target_name': 'content_gl_tests_run',
               'type': 'none',
@@ skipping 1141 matching lines @@
                   'content_unittests_apk.isolate',
                 ],
               },
             ],
           },
         ],
       ],
     }],
   ],
 }