Beginnings of moving more stuff from build_sdk.py to GYP.

build/all.gyp

Index: build/all.gyp
diff --git a/build/all.gyp b/build/all.gyp
index bcbb25943a89239189e6a9c07bfa164e8b0cdd9d..d17cf7ec88dbf9aae8de34abd8161618e17edf82 100644
--- a/build/all.gyp
+++ b/build/all.gyp
@@ -350,6 +350,26 @@
             '../third_party/webrtc/tools/tools.gyp:rgba_to_i420_converter',
           ],
         },  # target_name: chromium_builder_webrtc
+        {
+          'target_name': 'chromium_builder_nacl_sdk',
+          'type': 'none',
+          'dependencies': [
+            '../chrome/chrome.gyp:chrome',
+          ],
+          'conditions': [
+            ['disable_nacl==0 and OS!="win"', {
+              'dependencies': [
+                '../native_client_sdk/src/build_tools/nacl_ppapi_sdk.gyp:*',
+              ],
+            }],
+            ['disable_nacl==0 and OS=="win"', {
+              'dependencies': [
+                '../native_client_sdk/src/build_tools/nacl_ppapi_sdk.gyp:*',
+                '../chrome/chrome.gyp:chrome_nacl_win64',
+              ],
+            }],
+          ],
+        },  # target_name: chromium_builder_nacl_sdk
       ],  # targets
     }],
     ['OS=="mac"', {