Collect data reduction proxy UMA on all platforms

build/common.gypi

 # Copyright (c) 2012 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.
 
 # IMPORTANT:
 # Please don't directly include this file if you are building via gyp_chromium,
 # since gyp_chromium is automatically forcing its inclusion.
 {
   # Variables expected to be overriden on the GYP command line (-D) or by
   # ~/.gyp/include.gypi.
@@ skipping 520 matching lines @@
 
       # Managed users are enabled by default.
       'enable_managed_users%': 1,
 
       # Platform natively supports discardable memory.
       'native_discardable_memory%': 0,
 
       # Platform sends memory pressure signals natively.
       'native_memory_pressure_signals%': 0,
 
-      'data_reduction_fallback_host%' : '',
+      'data_reduction_fallback_host%' : 'http://compress.googlezip.net:80/',
       'data_reduction_dev_host%' : '',
-      'spdy_proxy_auth_origin%' : '',
+      'spdy_proxy_auth_origin%' : 'https://proxy.googlezip.net:443/',
       'spdy_proxy_auth_property%' : '',
       'spdy_proxy_auth_value%' : '',
       'data_reduction_proxy_probe_url%' : '',
       'enable_mdns%' : 0,
       'enable_service_discovery%': 0,
       'enable_hangout_services_extension%': 0,
 
        # Enable the Syzygy optimization step.
       'syzygy_optimize%': 0,
 
@@ skipping 4697 matching lines @@
     # settings in target dicts.  SYMROOT is a special case, because many other
     # Xcode variables depend on it, including variables such as
     # PROJECT_DERIVED_FILE_DIR.  When a source group corresponding to something
     # like PROJECT_DERIVED_FILE_DIR is added to a project, in order for the
     # files to appear (when present) in the UI as actual files and not red
     # red "missing file" proxies, the correct path to PROJECT_DERIVED_FILE_DIR,
     # and therefore SYMROOT, needs to be set at the project level.
     'SYMROOT': '<(DEPTH)/xcodebuild',
   },
 }