Remove ScriptStreamingMode.h from Source/bindings/core/v8/v8.gypi

The file itself was removed in r189473.

Review URL: https://codereview.chromium.org/946373002

git-svn-id: svn://svn.chromium.org/blink/trunk@190654 bbb929c8-8fbe-4397-9dbb-9b2b20218538

third_party/WebKit/Source/bindings/core/v8/v8.gypi

@@ -94,7 +94,6 @@
             'ScriptStreamer.h',
             'ScriptStreamerThread.cpp',
             'ScriptStreamerThread.h',
-            'ScriptStreamingMode.h',
             'ScriptString.cpp',
             'ScriptString.h',
             'ScriptValue.cpp',