Fixes a memory leak when running webrtc-internals for a long time, by using a circular buffer of si…

content/browser/media/webrtc_internals_browsertest.cc

 // Copyright (c) 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 "base/command_line.h"
 #include "base/time.h"
 #include "base/utf_string_conversions.h"
 #include "content/public/common/content_switches.h"
 #include "content/public/test/browser_test_utils.h"
 #include "content/shell/shell.h"
@@ skipping 96 matching lines @@
   int pid_;
   int lid_;
   std::vector<EventEntry> events_;
   // This is a record of the history of stats value reported for each stats
   // report id (e.g. ssrc-1234) for each stats name (e.g. framerate).
   // It a 2-D map with each map entry is a vector of reported values.
   // It is used to verify the graph data series.
   std::map<string, StatsMap> stats_;
 };
 
-static const int64 FAKE_TIME_STAMP = 0;
+static const int64 FAKE_TIME_STAMP = 3600000;
 
 class WebRTCInternalsBrowserTest: public ContentBrowserTest {
  public:
   WebRTCInternalsBrowserTest() {}
   virtual ~WebRTCInternalsBrowserTest() {}
 
   virtual void SetUpOnMainThread() OVERRIDE {
     // We need fake devices in this test since we want to run on naked VMs. We
     // assume this switch is set by default in content_browsertests.
     ASSERT_TRUE(CommandLine::ForCurrentProcess()->HasSwitch(
@@ skipping 453 matching lines @@
       "window.domAutomationController.send(result);",
       &result));
 
   EXPECT_TRUE(result);
 
   count = GetSsrcInfoBlockCount(shell2);
   EXPECT_GT(count, 0);
 }
 
 }  // namespace content