Report upload progress every 100ms (was 10ms)

content/browser/loader/async_resource_handler.cc

 // Copyright (c) 2012 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/browser/loader/async_resource_handler.h"
 
 #include <algorithm>
 #include <vector>
 
 #include "base/command_line.h"
@@ skipping 27 matching lines @@
 using base::TimeDelta;
 using base::TimeTicks;
 
 namespace content {
 namespace {
 
 static int kBufferSize = 1024 * 512;
 static int kMinAllocationSize = 1024 * 4;
 static int kMaxAllocationSize = 1024 * 32;
 // The interval for calls to ReportUploadProgress.
-static int kUploadProgressIntervalMsec = 10;
+static int kUploadProgressIntervalMsec = 100;
 
 // Used when kOptimizeLoadingIPCForSmallResources is enabled.
 // Small resource typically issues two Read call: one for the content itself
 // and another for getting zero response to detect EOF.
 // Inline these two into the IPC message to avoid allocating an expensive
 // SharedMemory for small resources.
 const int kNumLeadingChunk = 2;
 const int kInlinedLeadingChunkSize = 2048;
 
 void GetNumericArg(const std::string& name, int* result) {
@@ skipping 544 matching lines @@
   } else {
     UMA_HISTOGRAM_CUSTOM_COUNTS(
         "Net.ResourceLoader.ResponseStartToEnd.Over_512kB",
         elapsed_time, 1, 100000, 100);
   }
 
   inlining_helper_->RecordHistogram(elapsed_time);
 }
 
 }  // namespace content