Next level of changes to get more of Chrome building

test/win/linker_flags/ltcg.gyp

+# Copyright (c) 2012 Google Inc. All rights reserved.
+# Use of this source code is governed by a BSD-style license that can be
+# found in the LICENSE file.
+
+{
+ 'targets': [
+    {
+      'target_name': 'test_ltcg_default',
+      'product_name': 'test_ltcg_default',
+      'type': 'executable',
+      'msvs_settings': {
+        'VCLinkerTool': {
+        }
+      },
+      'sources': [
+        'hello.cc'
+      ]
+    },
+    {
+      'target_name': 'test_ltcg_off',
+      'product_name': 'test_ltcg_off',
+      'type': 'executable',
+      'msvs_settings': {
+        'VCLinkerTool': {
+          'LinkTimeCodeGeneration': '0',
+        }
+      },
+      'sources': [
+        'hello.cc'
+      ]
+    },
+    {
+      'target_name': 'test_ltcg_on',
+      'product_name': 'test_ltcg_on',
+      'type': 'executable',
+      'msvs_settings': {
+        'VCLinkerTool': {
+          'LinkTimeCodeGeneration': '1',
+        }
+      },
+      'sources': [
+        'hello.cc'
+      ]
+    },
+  ]
+}