EDK: Rename DispatcherTransport to HandleTransport.

mojo/edk/system/core_test_base.cc

Index: mojo/edk/system/core_test_base.cc
diff --git a/mojo/edk/system/core_test_base.cc b/mojo/edk/system/core_test_base.cc
index 7df5fb79e410ac131b436b4a477724d7a9edb338..2ea2da3a2a0144bc3aa5ba4dcfe47bc5570ca6e5 100644
--- a/mojo/edk/system/core_test_base.cc
+++ b/mojo/edk/system/core_test_base.cc
@@ -54,11 +54,10 @@ class MockDispatcher : public Dispatcher {
     mutex().AssertHeld();
   }
 
-  MojoResult WriteMessageImplNoLock(
-      UserPointer<const void> bytes,
-      uint32_t num_bytes,
-      std::vector<DispatcherTransport>* transports,
-      MojoWriteMessageFlags /*flags*/) override {
+  MojoResult WriteMessageImplNoLock(UserPointer<const void> bytes,
+                                    uint32_t num_bytes,
+                                    std::vector<HandleTransport>* transports,
+                                    MojoWriteMessageFlags /*flags*/) override {
     info_->IncrementWriteMessageCallCount();
     mutex().AssertHeld();