Implements JS bindings for mojo data pipe.

third_party/WebKit/Source/core/mojo/Mojo.h

Index: third_party/WebKit/Source/core/mojo/Mojo.h
diff --git a/third_party/WebKit/Source/core/mojo/Mojo.h b/third_party/WebKit/Source/core/mojo/Mojo.h
index 1d26763712929c9c823aa69fdd17626a85083169..c78e1bd09b08bdec1b51831d227d02e9d6ce8e16 100644
--- a/third_party/WebKit/Source/core/mojo/Mojo.h
+++ b/third_party/WebKit/Source/core/mojo/Mojo.h
@@ -10,6 +10,8 @@
 
 namespace blink {
 
+class MojoCreateDataPipeOptions;
+class MojoCreateDataPipeResult;
 class MojoCreateMessagePipeResult;
 class MojoCreateSharedBufferResult;
 
@@ -42,6 +44,8 @@ class Mojo final : public GarbageCollected<Mojo>, public ScriptWrappable {
   static const MojoResult kResultShouldWait = MOJO_RESULT_SHOULD_WAIT;
 
   static void createMessagePipe(MojoCreateMessagePipeResult&);
+  static void createDataPipe(const MojoCreateDataPipeOptions&,
+                             MojoCreateDataPipeResult&);
   static void createSharedBuffer(unsigned numBytes,
                                  MojoCreateSharedBufferResult&);