Update GN build to refer to ppapi target. This allows the inclusion of the…

Update GN build to refer to ppapi target. This allows the inclusion of the pp_macros header when running in gn's header check mode.
BUG=none
TESTED=untested
R=tpsiaki@google.com

Review URL: https://webrtc-codereview.appspot.com/26389004

git-svn-id: http://libyuv.googlecode.com/svn/trunk@1077 16f28f9a-4ce2-e073-06de-1de4eb20be90

BUILD.gn

@@ -84,6 +84,7 @@ source_set("libyuv") {
   }
 
   deps = [
+    "//ppapi:ppapi_macros",  # Allow include of pp_macros.h.
     "//third_party:jpeg",
   ]
 

README.chromium

 Name: libyuv
 URL: http://code.google.com/p/libyuv/
-Version: 1075
+Version: 1077
 License: BSD
 License File: LICENSE
 

include/libyuv/version.h

@@ -11,6 +11,6 @@
 #ifndef INCLUDE_LIBYUV_VERSION_H_  // NOLINT
 #define INCLUDE_LIBYUV_VERSION_H_
 
-#define LIBYUV_VERSION 1075
+#define LIBYUV_VERSION 1077
 
 #endif  // INCLUDE_LIBYUV_VERSION_H_  NOLINT