Add experiments info to crash dumps.

chrome/common/child_process_logging.h

 // 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.
 
 #ifndef CHROME_COMMON_CHILD_PROCESS_LOGGING_H_
 #define CHROME_COMMON_CHILD_PROCESS_LOGGING_H_
 #pragma once
 
 #include <set>
 #include <string>
 
 #include "base/basictypes.h"
 #include "base/mac/crash_logging.h"
 #include "googleurl/src/gurl.h"
 
 class CommandLine;
 
 namespace content {
 struct GPUInfo;
 }
 
 // The maximum number of active extensions we will report.
 // Also used in chrome/app, but we define it here to avoid a common->app
 // dependency.
 static const int kMaxReportedActiveExtensions = 10;
 
+// The maximum number of experiment chunks we will report.
+// Also used in chrome/app, but we define it here to avoid a common->app
+// dependency.
+static const int kMaxReportedExperimentChunks = 15;
+
 // The maximum number of command line switches to include in the crash
 // report's metadata. Note that the mini-dump itself will also contain the
 // (original) command line arguments within the PEB.
 // Also used in chrome/app, but we define it here to avoid a common->app
 // dependency.
 static const size_t kMaxSwitches = 15;
 
 namespace child_process_logging {
 
 #if defined(OS_POSIX) && !defined(OS_MACOSX)
@@ skipping 42 matching lines @@
 // Sets a number of views/tabs opened in this process.
 void SetNumberOfViews(int number_of_views);
 
 // Sets the data on the gpu to send along with crash reports.
 void SetGpuInfo(const content::GPUInfo& gpu_info);
 
 // Sets the command line arguments to send along with crash reports to the
 // values in |command_line|.
 void SetCommandLine(const CommandLine* command_line);
 
+// Initialize the list of experiment info to send along with crash reports.
+void InitExperimentList();
+
+// Add a new experiment group info to send along with crash reports.
+void AddFieldTrialGroup(const std::string& field_trial_name,
+                        const std::string& group_name);
+
 #if defined(OS_LINUX) || defined(OS_OPENBSD) || defined(OS_MACOSX)
 // Sets the product channel data to send along with crash reports to |channel|.
 void SetChannel(const std::string& channel);
 #endif
 
 // Simple wrapper class that sets the active URL in it's constructor and clears
 // the active URL in the destructor.
 class ScopedActiveURLSetter {
  public:
   explicit ScopedActiveURLSetter(const GURL& url)  {
@@ skipping 20 matching lines @@
 
 extern const int kMaxNumCrashURLChunks;
 extern const int kMaxNumURLChunkValueLength;
 extern const char *kUrlChunkFormatStr;
 
 }  // namespace child_process_logging
 
 #endif  // defined(OS_MACOSX)
 
 #endif  // CHROME_COMMON_CHILD_PROCESS_LOGGING_H_