Not for review - Rebase of crrev.com/62833003

Source/platform/WebThreadRawPtr.h

Index: Source/platform/WebThreadRawPtr.h
diff --git a/Source/platform/WebThreadRawPtr.h b/Source/platform/WebThreadRawPtr.h
new file mode 100644
index 0000000000000000000000000000000000000000..0307cc29e0dfc03df9d53f9069b9d68c0b7de912
--- /dev/null
+++ b/Source/platform/WebThreadRawPtr.h
@@ -0,0 +1,18 @@
+#ifndef WEBTHREADRAWPTR
+#define WEBTHREADRAWPTR
+
+namespace blink {
+
+class WebThreadRawPtr : public WebThreadPtr {
+  public:
+    WebThreadRawPtr(WebThread* t) : m_ptr(t) {}
+    virtual WebThread& operator*() const { return *m_ptr; }
+    virtual WebThread* operator->() const { return m_ptr; }
+
+  private:
+    WebThread* m_ptr;
+};
+
+}
+
+#endif /* ifndef WEBTHREADRAWPTR */