Use int64 time stamp when storing metadata to the HTTP cache.

content/renderer/renderer_blink_platform_impl.cc

Index: content/renderer/renderer_blink_platform_impl.cc
diff --git a/content/renderer/renderer_blink_platform_impl.cc b/content/renderer/renderer_blink_platform_impl.cc
index bec58281a049f8cc5ceb539e29f629110f01629e..3a7375689b4693f19b611658f2a65304c5398c79 100644
--- a/content/renderer/renderer_blink_platform_impl.cc
+++ b/content/renderer/renderer_blink_platform_impl.cc
@@ -351,6 +351,19 @@ void RendererBlinkPlatformImpl::cacheMetadata(const blink::WebURL& url,
       new ViewHostMsg_DidGenerateCacheableMetadata(url, response_time, copy));
 }
 
+void RendererBlinkPlatformImpl::cacheMetadata(const blink::WebURL& url,
+                                              int64 response_time,
+                                              const char* data,
+                                              size_t size) {
+  // Let the browser know we generated cacheable metadata for this resource. The
+  // browser may cache it and return it on subsequent responses to speed
+  // the processing of this resource.
+  std::vector<char> copy(data, data + size);
+  RenderThread::Get()->Send(
+      new ViewHostMsg_DidGenerateCacheableMetadataOriginalResponseTime(
+          url, response_time, copy));
+}
+
 WebString RendererBlinkPlatformImpl::defaultLocale() {
   return base::ASCIIToUTF16(RenderThread::Get()->GetLocale());
 }