diff --git a/quiche/http2/core/spdy_frame_builder.h b/quiche/http2/core/spdy_frame_builder.h
index 5628753..b06fc4d 100644
--- a/quiche/http2/core/spdy_frame_builder.h
+++ b/quiche/http2/core/spdy_frame_builder.h
@@ -148,19 +148,19 @@
 inline bool SerializeDataFrame(const DataFrame& frame,
                                SpdyFrameBuilder& builder) {
   uint8_t flags = frame.flags;
-  if (frame.fin()) {
+  if (frame.HasFin()) {
     flags |= DATA_FLAG_FIN;
   }
-  if (frame.padded()) {
+  if (frame.IsPadded()) {
     flags |= DATA_FLAG_PADDED;
   }
   size_t payload_len = frame.data.size() +
-                       (frame.padded() ? (1 + frame.padding_payload_len) : 0);
+                       (frame.IsPadded() ? (1 + frame.padding_payload_len) : 0);
   if (!builder.BeginNewFrame(SpdyFrameType::DATA, flags, frame.stream_id,
                              payload_len)) {
     return false;
   }
-  if (frame.padded()) {
+  if (frame.IsPadded()) {
     if (!builder.WriteUInt8(frame.padding_payload_len)) {
       return false;
     }
@@ -168,7 +168,7 @@
   if (!builder.WriteBytes(frame.data.data(), frame.data.size())) {
     return false;
   }
-  if (frame.padded() && frame.padding_payload_len > 0) {
+  if (frame.IsPadded() && frame.padding_payload_len > 0) {
     std::string padding(frame.padding_payload_len, 0);
     if (!builder.WriteBytes(padding.data(), padding.length())) {
       return false;
@@ -180,26 +180,27 @@
 inline bool SerializeHeadersFrame(const HeadersFrame& frame,
                                   SpdyFrameBuilder& builder) {
   uint8_t flags = frame.flags;
-  if (frame.fin()) {
+  if (frame.HasFin()) {
     flags |= CONTROL_FLAG_FIN;
   }
-  if (frame.end_headers()) {
+  if (frame.HasEndHeaders()) {
     flags |= HEADERS_FLAG_END_HEADERS;
   }
-  if (frame.padded()) {
+  if (frame.IsPadded()) {
     flags |= HEADERS_FLAG_PADDED;
   }
   if (frame.has_priority) {
     flags |= HEADERS_FLAG_PRIORITY;
   }
-  size_t payload_len = frame.hpack_block.size() +
-                       (frame.padded() ? (1 + frame.padding_payload_len) : 0) +
-                       (frame.has_priority ? 5 : 0);
+  size_t payload_len =
+      frame.hpack_block.size() +
+      (frame.IsPadded() ? (1 + frame.padding_payload_len) : 0) +
+      (frame.has_priority ? 5 : 0);
   if (!builder.BeginNewFrame(SpdyFrameType::HEADERS, flags, frame.stream_id,
                              payload_len)) {
     return false;
   }
-  if (frame.padded()) {
+  if (frame.IsPadded()) {
     if (!builder.WriteUInt8(frame.padding_payload_len)) {
       return false;
     }
@@ -217,7 +218,7 @@
   if (!builder.WriteBytes(frame.hpack_block.data(), frame.hpack_block.size())) {
     return false;
   }
-  if (frame.padded() && frame.padding_payload_len > 0) {
+  if (frame.IsPadded() && frame.padding_payload_len > 0) {
     std::string padding(frame.padding_payload_len, 0);
     if (!builder.WriteBytes(padding.data(), padding.length())) {
       return false;
@@ -269,19 +270,19 @@
 inline bool SerializePushPromiseFrame(const PushPromiseFrame& frame,
                                       SpdyFrameBuilder& builder) {
   uint8_t flags = frame.flags;
-  if (frame.end_headers()) {
+  if (frame.HasEndHeaders()) {
     flags |= PUSH_PROMISE_FLAG_END_PUSH_PROMISE;
   }
-  if (frame.padded()) {
+  if (frame.IsPadded()) {
     flags |= PUSH_PROMISE_FLAG_PADDED;
   }
   size_t payload_len = 4 + frame.hpack_block.size() +
-                       (frame.padded() ? (1 + frame.padding_payload_len) : 0);
+                       (frame.IsPadded() ? (1 + frame.padding_payload_len) : 0);
   if (!builder.BeginNewFrame(SpdyFrameType::PUSH_PROMISE, flags,
                              frame.stream_id, payload_len)) {
     return false;
   }
-  if (frame.padded()) {
+  if (frame.IsPadded()) {
     if (!builder.WriteUInt8(frame.padding_payload_len)) {
       return false;
     }
@@ -292,7 +293,7 @@
   if (!builder.WriteBytes(frame.hpack_block.data(), frame.hpack_block.size())) {
     return false;
   }
-  if (frame.padded() && frame.padding_payload_len > 0) {
+  if (frame.IsPadded() && frame.padding_payload_len > 0) {
     std::string padding(frame.padding_payload_len, 0);
     if (!builder.WriteBytes(padding.data(), padding.length())) {
       return false;
@@ -342,7 +343,7 @@
 inline bool SerializeContinuationFrame(const ContinuationFrame& frame,
                                        SpdyFrameBuilder& builder) {
   uint8_t flags = frame.flags;
-  if (frame.end_headers()) {
+  if (frame.HasEndHeaders()) {
     flags |= HEADERS_FLAG_END_HEADERS;
   }
   if (!builder.BeginNewFrame(SpdyFrameType::CONTINUATION, flags,
diff --git a/quiche/http2/core/spdy_protocol.h b/quiche/http2/core/spdy_protocol.h
index c6a752f..2f58a3f 100644
--- a/quiche/http2/core/spdy_protocol.h
+++ b/quiche/http2/core/spdy_protocol.h
@@ -720,10 +720,10 @@
     return kFrameHeaderSize + FrameTraits<T>::fixed_payload_size;
   } else if constexpr (std::is_same_v<T, DataFrame>) {
     return kDataFrameMinimumSize + frame.data.size() +
-           (frame.padded() ? (1 + frame.padding_payload_len) : 0);
+           (frame.IsPadded() ? (1 + frame.padding_payload_len) : 0);
   } else if constexpr (std::is_same_v<T, HeadersFrame>) {
     size_t size = kHeadersFrameMinimumSize + frame.hpack_block.size();
-    if (frame.padded()) {
+    if (frame.IsPadded()) {
       size += 1 + frame.padding_payload_len;
     }
     if (frame.has_priority) {
@@ -738,7 +738,7 @@
            (frame.values.size() * kSettingsOneSettingSize);
   } else if constexpr (std::is_same_v<T, PushPromiseFrame>) {
     size_t size = kPushPromiseFrameMinimumSize + frame.hpack_block.size();
-    if (frame.padded()) {
+    if (frame.IsPadded()) {
       size += 1 + frame.padding_payload_len;
     }
     return size;