Report text output and exit code for command-line operations.

apps/apps.gypi

Index: apps/apps.gypi
diff --git a/apps/apps.gypi b/apps/apps.gypi
index aa2330b4606a369c4082ebe921e8cb840adf5bdb..1c3e3a212fdac9292c07bb03e4cbf43ae2380d07 100644
--- a/apps/apps.gypi
+++ b/apps/apps.gypi
@@ -75,6 +75,7 @@
               '../base/base.gyp:base',
               '../chrome/chrome.gyp:chrome_version_resources',
               '../chrome/chrome.gyp:launcher_support',
+              '../chrome/common_constants.gyp:common_constants',
               '../google_update/google_update.gyp:google_update',
             ],
             'sources': [
@@ -83,6 +84,8 @@
               'app_host/app_host_resource.h',
               'app_host/binaries_installer.cc',
               'app_host/binaries_installer.h',
+              'app_host/operation_launcher.cc',
+              'app_host/operation_launcher.h',
               'app_host/update.cc',
               'app_host/update.h',
               '<(SHARED_INTERMEDIATE_DIR)/chrome_version/app_host_exe_version.rc',
@@ -93,6 +96,27 @@
               },
             },
           },
+          {
+            'target_name': 'test_operation',
+            'type': 'executable',
+            'include_dirs': [
+              '..',
+            ],
+            'dependencies': [
+              '../base/base.gyp:base',
+              '../chrome/chrome.gyp:browser',
+              '../chrome/common_constants.gyp:common_constants',
+            ],
+            'sources': [
+              'app_host/test_operation.cc',
+            ],
+            'msvs_settings': {
+              'VCLinkerTool': {
+                'SubSystem': '2',  # Set /SUBSYSTEM:WINDOWS

[gab, 2013/03/28 03:06:06]

Curious: what does this do?

[erikwright (departed), 2013/04/18 17:43:04]

Prevents a console window from being displayed by the app.

"Application does not require a console"
http://msdn.microsoft.com/en-us/library/fcc1zstk.aspx

+              },
+            },
+          },
+
         ],
       },
     ],  # 'OS=="win"'