Simplify EncodePageState to return no value.

content/common/page_state_serialization.cc

 // Copyright 2013 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #include "content/common/page_state_serialization.h"
 
 #include <stddef.h>
 
 #include <algorithm>
 #include <limits>
@@ skipping 723 matching lines @@
   *exploded = ExplodedPageState();
 
   if (encoded.empty())
     return true;
 
   SerializeObject obj(encoded.data(), static_cast<int>(encoded.size()));
   ReadPageState(&obj, exploded);
   return !obj.parse_error;
 }
 
-bool EncodePageState(const ExplodedPageState& exploded, std::string* encoded) {
+void EncodePageState(const ExplodedPageState& exploded, std::string* encoded) {
   SerializeObject obj;
   obj.version = kCurrentVersion;
   WritePageState(exploded, &obj);
   *encoded = obj.GetAsString();
-  return true;
 }
 
 #if defined(OS_ANDROID)
 bool DecodePageStateWithDeviceScaleFactorForTesting(
     const std::string& encoded,
     float device_scale_factor,
     ExplodedPageState* exploded) {
   g_device_scale_factor_for_testing = device_scale_factor;
   bool rv = DecodePageState(encoded, exploded);
   g_device_scale_factor_for_testing = 0.0;
@@ skipping 13 matching lines @@
     const ResourceRequestBodyImpl& resource_request_body) {
   SerializeObject obj;
   obj.version = kCurrentVersion;
   WriteResourceRequestBody(resource_request_body, &obj);
   return obj.GetAsString();
 }
 
 #endif
 
 }  // namespace content