Move multipart resource handling to core/fetch (1/2)

content/child/blink_platform_impl.h

Index: content/child/blink_platform_impl.h
diff --git a/content/child/blink_platform_impl.h b/content/child/blink_platform_impl.h
index 59fa1f07f67f4f0cf0f75f0f0967b79d1ec47016..434d3dcf6dcfc25e09d241f21bd2a00397d033fb 100644
--- a/content/child/blink_platform_impl.h
+++ b/content/child/blink_platform_impl.h
@@ -97,6 +97,11 @@ class CONTENT_EXPORT BlinkPlatformImpl
   blink::WebURLError cancelledError(const blink::WebURL& url) const override;
   bool isReservedIPAddress(const blink::WebString& host) const override;
   bool portAllowed(const blink::WebURL& url) const override;
+  bool parseAdditionalHeaders(const char* bytes,
+                              size_t,
+                              blink::WebURLResponse*,
+                              size_t* end) const override;
+
   blink::WebThread* createThread(const char* name) override;
   blink::WebThread* currentThread() override;
   void registerMemoryDumpProvider(blink::WebMemoryDumpProvider* wmdp,