Integrate syzygy (optionally) into the chrome build process.

chrome/chrome_dll_syzygy.gypi

Index: chrome/chrome_dll_syzygy.gypi
===================================================================
--- chrome/chrome_dll_syzygy.gypi	(revision 0)
+++ chrome/chrome_dll_syzygy.gypi	(revision 0)
@@ -0,0 +1,76 @@
+# Copyright (c) 2011 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.
+{
+  'variables': {
+    'optimize_with_syzygy%': 0,
+  },
+  'conditions': [
+    ['OS=="win"', {
+      'targets': [
+        {
+          'target_name': 'chrome_dll',
+          'type': 'none',
+          'sources' : [],
+          'dependencies': [
+            'chrome_dll_initial',
+            'chrome',
+          ],
+          'conditions': [
+            ['optimize_with_syzygy==1 and fastbuild==0', {
+              # Optimize the initial chrome DLL file, placing the optimized
+              # output and corresponding PDB file into the product directory.
+              # If fastbuild!=0 then no PDB files are generated by the build
+              # and the syzygy optimizations cannot run (they use the PDB
+              # information to properly understand the DLLs contents), so
+              # syzygy optimization cannot be performed.
+              'actions': [
+                {
+                  'action_name': 'Optimize Chrome binaries with syzygy',
+                  'msvs_cygwin_shell': 0,
+                  'inputs': [
+                    '<(PRODUCT_DIR)\\initial\\chrome.dll',
+                    '<(PRODUCT_DIR)\\initial\\chrome_dll.pdb',
+                  ],
+                  'outputs': [
+                    '<(PRODUCT_DIR)\\chrome.dll',
+                    '<(PRODUCT_DIR)\\chrome_dll.pdb',
+                  ],
+                  'action': [
+                    '<(DEPTH)\\third_party\\syzygy\\binaries\\optimize.bat',
+                    '--verbose',
+                    '--input-dir="<(PRODUCT_DIR)"',
+                    '--input-dll="<(PRODUCT_DIR)\\initial\\chrome.dll"',
+                    '--input-pdb="<(PRODUCT_DIR)\\initial\\chrome_dll.pdb"',
+                    '--output-dir="<(INTERMEDIATE_DIR)\\optimized"',
+                    '--copy-to="<(PRODUCT_DIR)"',
+                  ],
+                },
+              ],
+            }, {  # optimize_with_syzygy!=1 or fastbuild!=0           
+              # Copy the chrome DLL and PDB files into the product directory.
+              # If fastbuild!= 0 then there is no PDB file to copy.
+              'copies': [
+                {
+                  'destination': '<(PRODUCT_DIR)',
+                  'conditions': [
+                    ['fastbuild==0', {
+                      'files': [
+                        '<(PRODUCT_DIR)\\initial\\chrome.dll',
+                        '<(PRODUCT_DIR)\\initial\\chrome_dll.pdb',
+                      ],
+                    }, {
+                      'files': [
+                        '<(PRODUCT_DIR)\\initial\\chrome.dll',
+                      ],
+                    }],
+                  ],
+                },
+              ],
+            }],  # optimize_with_syzygy==0 or fastbuild==1
+          ],  # conditions
+        },
+      ],
+    }],
+  ],
+}
Property changes on: chrome\chrome_dll_syzygy.gypi
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Added: svn:eol-style
   + LF