fuchsia: Implement SysInfo::AmountOfPhysicalMemory and NumberOfProcessors

base/BUILD.gn

 # 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.
 
 # HOW TO WRITE CONDITIONALS IN THIS FILE
 # ======================================
 #
 # In many other places, one would write a conditional that expresses all the
 # cases when a source file is used or unused, and then either add or subtract
 # it from the sources list in that case
@@ skipping 1224 matching lines @@
     sources -= [
       "debug/stack_trace_posix.cc",
       "message_loop/message_pump_libevent.cc",
       "message_loop/message_pump_libevent.h",
       "process/kill_posix.cc",
       "process/launch_posix.cc",
       "process/process_handle_posix.cc",
       "process/process_posix.cc",
     ]
 
-    sources += [ "process/process_fuchsia.cc" ]
+    sources += [
+      "process/process_fuchsia.cc",
+      "sys_info_fuchsia.cc",
+    ]
   }
 
   # NaCl.
   if (is_nacl) {
     # We reset sources_assignment_filter in order to explicitly include
     # the linux file (which would otherwise be filtered out).
     set_sources_assignment_filter([])
     sources += [
       "files/file_path_watcher_stub.cc",
       "process/process_metrics_nacl.cc",
@@ skipping 1507 matching lines @@
 }
 
 fuzzer_test("base_json_correctness_fuzzer") {
   sources = [
     "json/correctness_fuzzer.cc",
   ]
   deps = [
     ":base",
   ]
 }