Remove most usage of Vector

sky/engine/tonic/dart_snapshot_loader.h

Index: sky/engine/tonic/dart_snapshot_loader.h
diff --git a/sky/engine/tonic/dart_snapshot_loader.h b/sky/engine/tonic/dart_snapshot_loader.h
index 483299a35707f71fe4f58a9958d3a432de9395e9..7817665cdae95ae1703cb51517100f0206c3058c 100644
--- a/sky/engine/tonic/dart_snapshot_loader.h
+++ b/sky/engine/tonic/dart_snapshot_loader.h
@@ -5,13 +5,14 @@
 #ifndef SKY_ENGINE_TONIC_DART_SNAPSHOT_LOADER_H_
 #define SKY_ENGINE_TONIC_DART_SNAPSHOT_LOADER_H_
 
+#include <vector>
+
 #include "base/callback_forward.h"
 #include "base/macros.h"
 #include "base/memory/weak_ptr.h"
 #include "dart/runtime/include/dart_api.h"
 #include "mojo/common/data_pipe_drainer.h"
 #include "sky/engine/wtf/OwnPtr.h"
-#include "sky/engine/wtf/Vector.h"
 #include "sky/engine/wtf/text/WTFString.h"
 
 namespace blink {
@@ -33,7 +34,7 @@ class DartSnapshotLoader : public mojo::common::DataPipeDrainer::Client {
   base::WeakPtr<DartState> dart_state_;
   OwnPtr<mojo::common::DataPipeDrainer> drainer_;
   // TODO(abarth): Should we be using SharedBuffer to buffer the data?
-  Vector<uint8_t> buffer_;
+  std::vector<uint8_t> buffer_;
   base::Closure callback_;
 
   DISALLOW_COPY_AND_ASSIGN(DartSnapshotLoader);