[WebBlobRegistry] Use char* than WebThreadSafeData

content/test/mock_webblob_registry_impl.cc

Index: content/test/mock_webblob_registry_impl.cc
diff --git a/content/test/mock_webblob_registry_impl.cc b/content/test/mock_webblob_registry_impl.cc
index d97ba325e097305ade2839bffadaa7e7b3826fd3..a5136778b35d7c34c8b4cf9e675e32b9d6268e06 100644
--- a/content/test/mock_webblob_registry_impl.cc
+++ b/content/test/mock_webblob_registry_impl.cc
@@ -6,7 +6,6 @@
 
 #include "third_party/WebKit/public/platform/WebBlobData.h"
 #include "third_party/WebKit/public/platform/WebString.h"
-#include "third_party/WebKit/public/platform/WebThreadSafeData.h"
 #include "third_party/WebKit/public/platform/WebURL.h"
 
 using blink::WebBlobData;
@@ -51,6 +50,11 @@ void MockWebBlobRegistryImpl::addDataToStream(const WebURL& url,
                                               WebThreadSafeData& data) {
 }
 
+void MockWebBlobRegistryImpl::addDataToStream(const WebURL& url,
+                                              const char* data,
+                                              size_t length) {
+}
+
 void MockWebBlobRegistryImpl::finalizeStream(const WebURL& url) {
 }