[WebBlobRegistry] Use char* than WebThreadSafeData

content/child/webblobregistry_impl.h

Index: content/child/webblobregistry_impl.h
diff --git a/content/child/webblobregistry_impl.h b/content/child/webblobregistry_impl.h
index 891ece9b6189700195852543dc743687b063d74f..a6a9ac4c8a517a10778e68989bac79a5e46b5c7a 100644
--- a/content/child/webblobregistry_impl.h
+++ b/content/child/webblobregistry_impl.h
@@ -10,6 +10,10 @@
 #include "base/memory/ref_counted.h"
 #include "third_party/WebKit/public/platform/WebBlobRegistry.h"
 
+namespace blink {
+class WebThreadSafeData;
+}  // namespace blink
+
 namespace content {
 class ThreadSafeSender;
 
@@ -31,8 +35,11 @@ class WebBlobRegistryImpl : public blink::WebBlobRegistry {
                                  const blink::WebString& content_type);
   virtual void registerStreamURL(const blink::WebURL& url,
                                  const blink::WebURL& src_url);
+  // TODO(tyoshino): Remove once removed in Blink side.
   virtual void addDataToStream(const blink::WebURL& url,
                                blink::WebThreadSafeData& data);
+  virtual void addDataToStream(const blink::WebURL& url,
+                               const char* data, size_t length);
   virtual void finalizeStream(const blink::WebURL& url);
   virtual void abortStream(const blink::WebURL& url);
   virtual void unregisterStreamURL(const blink::WebURL& url);