[Linux] Add field trial tuples to breakpad crash reports.

chrome/common/child_process_logging_mac.mm

 // 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 "chrome/common/child_process_logging.h"
 
 #import <Foundation/Foundation.h>
 
 #include "base/command_line.h"
 #include "base/string_number_conversions.h"
@@ skipping 19 matching lines @@
 const char *kUrlChunkFormatStr = "url-chunk-%d";
 const char *kGuidParamName = "guid";
 const char *kGPUVendorIdParamName = "gpu-venid";
 const char *kGPUDeviceIdParamName = "gpu-devid";
 const char *kGPUDriverVersionParamName = "gpu-driver";
 const char *kGPUPixelShaderVersionParamName = "gpu-psver";
 const char *kGPUVertexShaderVersionParamName = "gpu-vsver";
 const char *kGPUGLVersionParamName = "gpu-glver";
 const char *kNumberOfViews = "num-views";
 NSString* const kNumExtensionsName = @"num-extensions";
-NSString* const kExtensionNameFormat = @"extension-%d";
+NSString* const kExtensionNameFormat = @"extension-%zu";
 NSString* const kPrinterInfoNameFormat = @"prn-info-%zu";
 
 // Account for the terminating null character.
 static const size_t kClientIdSize = 32 + 1;
 static char g_client_id[kClientIdSize];
 
 void SetActiveURLImpl(const GURL& url,
                       SetCrashKeyValueFuncPtr set_key_func,
                       ClearCrashKeyValueFuncPtr clear_key_func) {
 
@@ skipping 64 matching lines @@
 
 void SetActiveExtensions(const std::set<std::string>& extension_ids) {
   // Log the count separately to track heavy users.
   const int count = static_cast<int>(extension_ids.size());
   SetCrashKeyValue(kNumExtensionsName,
                    [NSString stringWithFormat:@"%i", count]);
 
   // Record up to |kMaxReportedActiveExtensions| extensions, clearing
   // keys if there aren't that many.
   std::set<std::string>::const_iterator iter = extension_ids.begin();
-  for (int i = 0; i < kMaxReportedActiveExtensions; ++i) {
+  for (size_t i = 0; i < kMaxReportedActiveExtensions; ++i) {
     NSString* key = [NSString stringWithFormat:kExtensionNameFormat, i];
     if (iter != extension_ids.end()) {
       SetCrashKeyValue(key, [NSString stringWithUTF8String:iter->c_str()]);
       ++iter;
     } else {
       ClearCrashKey(key);
     }
   }
 }
 
@@ skipping 20 matching lines @@
                  set_key_func);
   SetGpuKeyValue(kGPUVertexShaderVersionParamName,
                  gpu_info.vertex_shader_version,
                  set_key_func);
   SetGpuKeyValue(kGPUGLVersionParamName,
                  gpu_info.gl_version,
                  set_key_func);
 }
 
 void SetGpuInfo(const content::GPUInfo& gpu_info) {
-    SetGpuInfoImpl(gpu_info, SetCrashKeyValue);
+  SetGpuInfoImpl(gpu_info, SetCrashKeyValue);
 }
 
 void SetPrinterInfo(const char* printer_info) {
   std::vector<std::string> info;
   base::SplitString(printer_info, L';', &info);
   info.resize(kMaxReportedPrinterRecords);
   for (size_t i = 0; i < info.size(); ++i) {
     NSString* key = [NSString stringWithFormat:kPrinterInfoNameFormat, i];
     ClearCrashKey(key);
     if (!info[i].empty()) {
       NSString *value = [NSString stringWithUTF8String:info[i].c_str()];
       SetCrashKeyValue(key, value);
     }
   }
 }
 
 void SetNumberOfViewsImpl(int number_of_views,
                           SetCrashKeyValueFuncPtr set_key_func) {
   NSString *key = [NSString stringWithUTF8String:kNumberOfViews];
   NSString *value = [NSString stringWithFormat:@"%d", number_of_views];
   set_key_func(key, value);
 }
 
 void SetNumberOfViews(int number_of_views) {
-    SetNumberOfViewsImpl(number_of_views, SetCrashKeyValue);
+  SetNumberOfViewsImpl(number_of_views, SetCrashKeyValue);
 }
 
 void SetCommandLine(const CommandLine* command_line) {
   DCHECK(command_line);
   if (!command_line)
     return;
 
   // These should match the corresponding strings in breakpad_win.cc.
   NSString* const kNumSwitchesKey = @"num-switches";
   NSString* const kSwitchKeyFormat = @"switch-%zu";  // 1-based.
@@ skipping 47 matching lines @@
 }
 
 void SetChannel(const std::string& channel) {
   // This should match the corresponding string in breakpad_win.cc.
   NSString* const kChannelKey = @"channel";
 
   SetCrashKeyValue(kChannelKey, base::SysUTF8ToNSString(channel));
 }
 
 }  // namespace child_process_logging