[WebSocket] Change default buffer values.

This patch changes the default values as below:
--websocket-renderer-receive-quota-max:
32768-> 65500
--websocket-read-buffer-size
32768-> 131000

Performance improvement:
Win10(ToT->Patch@MB/s):
 270->362
Linux(ToT->Patch@MB/s):
 543->683

Because this change makes Chrome consume much memory and the request
is from desktop user, we've decided to leave values for Android as-is.

Bug: 865001
Change-Id: I5803f60f55f7aef375c896e5a0090db1c1481dfb
Reviewed-on: https://chromium-review.googlesource.com/c/chromium/src/+/1792208
Auto-Submit: Yoichi Osato <[email protected]>
Reviewed-by: Yutaka Hirano <[email protected]>
Commit-Queue: Yoichi Osato <[email protected]>
Cr-Commit-Position: refs/heads/master@{#694679}
diff --git a/net/websockets/websocket_basic_stream.cc b/net/websockets/websocket_basic_stream.cc
index 217f098..a2c189bc 100644
--- a/net/websockets/websocket_basic_stream.cc
+++ b/net/websockets/websocket_basic_stream.cc
@@ -16,6 +16,7 @@
 #include "base/metrics/histogram_macros.h"
 #include "base/numerics/safe_conversions.h"
 #include "base/strings/string_number_conversions.h"
+#include "build/build_config.h"
 #include "net/base/io_buffer.h"
 #include "net/base/net_errors.h"
 #include "net/socket/client_socket_handle.h"
@@ -70,7 +71,11 @@
 //     around
 //  4. We would like to hit any sweet-spots that might exist in terms of network
 //     packet sizes / encryption block sizes / IPC alignment issues, etc.
+#if defined(OS_ANDROID)
 const int kReadBufferSize = 32 * 1024;
+#else
+const int kReadBufferSize = 131000;
+#endif
 
 // Returns the total serialized size of |frames|. This function assumes that
 // |frames| will be serialized with mask field. This function forces the