PlzNavigate: store POST data in the FrameNavigationEntry

content/common/resource_request_body.cc

Index: content/common/resource_request_body.cc
diff --git a/content/common/resource_request_body.cc b/content/common/resource_request_body.cc
index 2aa3f7ec2facab5cc424c47d8d9c66e8dae42303..c293b347e17f90a62e74481c71068db3d9126888 100644
--- a/content/common/resource_request_body.cc
+++ b/content/common/resource_request_body.cc
@@ -4,12 +4,58 @@
 
 #include "content/common/resource_request_body.h"
 
+#include "base/strings/utf_string_conversions.h"
+#include "content/common/page_state_serialization.h"
+
+using blink::WebHTTPBody;
+using blink::WebString;
+
 namespace content {
 
 ResourceRequestBody::ResourceRequestBody()
     : identifier_(0) {
 }
 
+void ResourceRequestBody::AppendExplodedHTTPBodyElement(
+    const ExplodedHttpBodyElement& element) {
+  switch (element.type) {
+    case WebHTTPBody::Element::TypeData:
+      if (!element.data.empty()) {
+        // Blink sometimes gives empty data to append. These aren't
+        // necessary so they are just optimized out here.
+        AppendBytes(element.data.data(), static_cast<int>(element.data.size()));
+      }
+      break;
+    case WebHTTPBody::Element::TypeFile:
+      if (element.file_length == -1) {
+        AppendFileRange(
+            base::FilePath::FromUTF16Unsafe(element.file_path.string()), 0,
+            std::numeric_limits<uint64_t>::max(), base::Time());
+      } else {
+        AppendFileRange(
+            base::FilePath::FromUTF16Unsafe(element.file_path.string()),
+            static_cast<uint64_t>(element.file_start),
+            static_cast<uint64_t>(element.file_length),
+            base::Time::FromDoubleT(element.file_modification_time));
+      }
+      break;
+    case WebHTTPBody::Element::TypeFileSystemURL: {
+      GURL file_system_url = element.filesystem_url;
+      DCHECK(file_system_url.SchemeIsFileSystem());
+      AppendFileSystemFileRange(
+          file_system_url, static_cast<uint64_t>(element.file_start),
+          static_cast<uint64_t>(element.file_length),
+          base::Time::FromDoubleT(element.file_modification_time));
+      break;
+    }
+    case WebHTTPBody::Element::TypeBlob:
+      AppendBlob(element.blob_uuid);
+      break;
+    default:
+      NOTREACHED();
+  }
+}
+
 void ResourceRequestBody::AppendBytes(const char* bytes, int bytes_len) {
   if (bytes_len > 0) {
     elements_.push_back(Element());
@@ -42,6 +88,14 @@ void ResourceRequestBody::AppendFileSystemFileRange(
                                            expected_modification_time);
 }
 
+scoped_refptr<ResourceRequestBody> ResourceRequestBody::MakeCopy() {
+  scoped_refptr<ResourceRequestBody> copy = new ResourceRequestBody();
+  copy->set_identifier(identifier_);
+  for (auto element : elements_)
+    copy->elements_mutable()->push_back(element);
+  return copy;
+}
+
 ResourceRequestBody::~ResourceRequestBody() {
 }