[remoting android] Add and build host code.

remoting/remoting_host_srcs.gypi

Index: remoting/remoting_host_srcs.gypi
diff --git a/remoting/remoting_host_srcs.gypi b/remoting/remoting_host_srcs.gypi
index afe2213d863458edc9b406fc973326cce255fbf0..8a1af1aafa515e78db9aff6a6eed3c09dfb070c2 100644
--- a/remoting/remoting_host_srcs.gypi
+++ b/remoting/remoting_host_srcs.gypi
@@ -7,6 +7,7 @@
     'remoting_host_sources': [
       'host/audio_capturer.cc',
       'host/audio_capturer.h',
+      'host/audio_capturer_android.cc',
       'host/audio_capturer_linux.cc',
       'host/audio_capturer_linux.h',
       'host/audio_capturer_mac.cc',
@@ -56,11 +57,13 @@
       'host/constants_mac.h',
       'host/continue_window.cc',
       'host/continue_window.h',
+      'host/continue_window_android.cc',
       'host/continue_window_chromeos.cc',
       'host/continue_window_linux.cc',
       'host/continue_window_mac.mm',
       'host/continue_window_win.cc',
       'host/curtain_mode.h',
+      'host/curtain_mode_android.cc',
       'host/curtain_mode_linux.cc',
       'host/curtain_mode_mac.cc',
       'host/curtain_mode_win.cc',
@@ -73,6 +76,7 @@
       'host/desktop_process.cc',
       'host/desktop_process.h',
       'host/desktop_resizer.h',
+      'host/desktop_resizer_android.cc',
       'host/desktop_resizer_mac.cc',
       'host/desktop_resizer_ozone.cc',
       'host/desktop_resizer_win.cc',
@@ -86,6 +90,7 @@
       'host/desktop_session_proxy.h',
       'host/desktop_session_win.cc',
       'host/desktop_session_win.h',
+      'host/disconnect_window_android.cc',
       'host/disconnect_window_chromeos.cc',
       'host/disconnect_window_linux.cc',
       'host/disconnect_window_mac.h',
@@ -126,6 +131,7 @@
       'host/host_window_proxy.cc',
       'host/host_window_proxy.h',
       'host/input_injector.h',
+      'host/input_injector_android.cc',
       'host/input_injector_chromeos.cc',
       'host/input_injector_chromeos.h',
       'host/input_injector_mac.cc',
@@ -161,6 +167,7 @@
       'host/linux/x_server_clipboard.cc',
       'host/linux/x_server_clipboard.h',
       'host/local_input_monitor.h',
+      'host/local_input_monitor_android.cc',
       'host/local_input_monitor_chromeos.cc',
       'host/local_input_monitor_mac.mm',
       'host/local_input_monitor_win.cc',
@@ -181,6 +188,7 @@
       'host/oauth_token_getter_impl.h',
       'host/pairing_registry_delegate.cc',
       'host/pairing_registry_delegate.h',
+      'host/pairing_registry_delegate_android.cc',
       'host/pairing_registry_delegate_linux.cc',
       'host/pairing_registry_delegate_linux.h',
       'host/pairing_registry_delegate_mac.cc',
@@ -208,6 +216,7 @@
       'host/screen_resolution.cc',
       'host/screen_resolution.h',
       'host/security_key/gnubby_auth_handler.h',
+      'host/security_key/gnubby_auth_handler_android.cc',
       'host/security_key/gnubby_auth_handler_linux.cc',
       'host/security_key/gnubby_auth_handler_mac.cc',
       'host/security_key/gnubby_auth_handler_win.cc',