Enable RLZ on iOS

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 1718 matching lines @@
         # compiler bug, so we use /Ob1 instead.
         'win_release_InlineFunctionExpansion': '1',
         'win_release_OmitFramePointers': '0',
         # Ditto for debug, to support bumping win_debug_Optimization.
         'win_debug_InlineFunctionExpansion': 0,
         'win_debug_OmitFramePointers': 0,
         # Keep the code under #ifndef NVALGRIND.
         'release_valgrind_build': 1,
       }],
 
-      # Enable RLZ on Win, Mac and ChromeOS.
-      ['branding=="Chrome" and (OS=="win" or OS=="mac" or chromeos==1)', {
+      # Enable RLZ on Win, Mac, iOS and ChromeOS.
+      ['branding=="Chrome" and (OS=="win" or OS=="mac" or OS=="ios" or chromeos==1)', {
         'enable_rlz%': 1,
       }],
 
       # Set default compiler flags depending on ARM version.
       ['arm_version==5 and android_webview_build==0', {
         # Flags suitable for Android emulator
         'arm_arch%': 'armv5te',
         'arm_tune%': 'xscale',
         'arm_fpu%': '',
         'arm_float_abi%': 'soft',
@@ skipping 2972 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',
   },
 }