LibYuv: Adding a DEPS file

Review URL: http://webrtc-codereview.appspot.com/183004

git-svn-id: http://libyuv.googlecode.com/svn/trunk@7 16f28f9a-4ce2-e073-06de-1de4eb20be90

DEPS

+vars = {
+  "libyuv_trunk" : "https://libyuv.googlecode.com/svn/trunk",
+  "chromium_trunk" : "http://src.chromium.org/svn/trunk",
+  "chromium_revision": "95033",
+  # Use this googlecode_url variable only if there is an internal mirror for it.
+  # If you do not know, use the full path while defining your new deps entry.
+  "googlecode_url": "http://%s.googlecode.com/svn",
+}
+
+deps = {
+ 
+   "trunk/tools/gyp":
+    (Var("googlecode_url") % "gyp") + "/trunk@985",
+
+  "trunk/third_party/yasm/":
+    Var("chromium_trunk") + "/src/third_party/yasm@" + Var("chromium_revision"),
+}
+
+
+hooks = [
+  {
+    "pattern": ".",
+    "action": ["svn", "export", Var("libyuv_trunk"), "--force"],
+  },
+  # A change to a .gyp, .gypi, or to GYP itself should run the generator.
+  {
+    "pattern": ".",
+    "action": ["python", "trunk/tools/gyp/gyp", "--depth=.", "trunk/libyuv.gyp"],
+  },
+]