Refactor Mac crash key reporting - move to base/mac/crash_logging.{h,mm}

chrome/common/child_process_logging_mac.mm

 // Copyright (c) 2011 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/string_number_conversions.h"
 #include "base/string_util.h"
 #include "base/stringprintf.h"
 #include "base/utf_string_conversions.h"
 #include "chrome/installer/util/google_update_settings.h"
 #include "content/common/gpu/gpu_info.h"
 #include "googleurl/src/gurl.h"
 
 namespace child_process_logging {
 
+using base::mac::SetCrashKeyValueFuncPtr;
+using base::mac::ClearCrashKeyValueFuncPtr;
+using base::mac::SetCrashKeyValue;
+using base::mac::ClearCrashKey;
+
 const int kMaxNumCrashURLChunks = 8;
 const int kMaxNumURLChunkValueLength = 255;
 const char *kUrlChunkFormatStr = "url-chunk-%d";
 const char *kGuidParamName = "guid";
 const char *kGPUVendorIdParamName = "gpu-vendid";
 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";
 
-static SetCrashKeyValueFuncPtr g_set_key_func;
-static ClearCrashKeyValueFuncPtr g_clear_key_func;
-
 // Account for the terminating null character.
 static const size_t kClientIdSize = 32 + 1;
 static char g_client_id[kClientIdSize];
 
-void SetCrashKeyFunctions(SetCrashKeyValueFuncPtr set_key_func,
-                          ClearCrashKeyValueFuncPtr clear_key_func) {
-  g_set_key_func = set_key_func;
-  g_clear_key_func = clear_key_func;
-}
-
 void SetActiveURLImpl(const GURL& url,
                       SetCrashKeyValueFuncPtr set_key_func,
                       ClearCrashKeyValueFuncPtr clear_key_func) {
 
   NSString *kUrlChunkFormatStr_utf8 = [NSString
       stringWithUTF8String:kUrlChunkFormatStr];
 
   // First remove any old url chunks we might have lying around.
   for (int i = 0; i < kMaxNumCrashURLChunks; i++) {
     // On Windows the url-chunk items are 1-based, so match that.
@@ skipping 31 matching lines @@
 }
 
 void SetClientIdImpl(const std::string& client_id,
                      SetCrashKeyValueFuncPtr set_key_func) {
   NSString *key = [NSString stringWithUTF8String:kGuidParamName];
   NSString *value = [NSString stringWithUTF8String:client_id.c_str()];
   set_key_func(key, value);
 }
 
 void SetActiveURL(const GURL& url) {
-  if (g_set_key_func && g_clear_key_func)
-    SetActiveURLImpl(url, g_set_key_func, g_clear_key_func);
+  SetActiveURLImpl(url, SetCrashKeyValue, ClearCrashKey);
 }
 
 void SetClientId(const std::string& client_id) {
   std::string str(client_id);
   ReplaceSubstringsAfterOffset(&str, 0, "-", "");
 
   base::strlcpy(g_client_id, str.c_str(), kClientIdSize);
-  if (g_set_key_func)
-    SetClientIdImpl(str, g_set_key_func);
+    SetClientIdImpl(str, SetCrashKeyValue);
 
   std::wstring wstr = ASCIIToWide(str);
   GoogleUpdateSettings::SetMetricsId(wstr);
 }
 
 std::string GetClientId() {
   return std::string(g_client_id);
 }
 
 void SetActiveExtensions(const std::set<std::string>& extension_ids) {
-  if (!g_set_key_func)
-    return;
-
   // Log the count separately to track heavy users.
   const int count = static_cast<int>(extension_ids.size());
-  g_set_key_func(kNumExtensionsName, [NSString stringWithFormat:@"%i", count]);
+  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) {
     NSString* key = [NSString stringWithFormat:kExtensionNameFormat, i];
     if (iter != extension_ids.end()) {
-      g_set_key_func(key, [NSString stringWithUTF8String:iter->c_str()]);
+      SetCrashKeyValue(key, [NSString stringWithUTF8String:iter->c_str()]);
       ++iter;
     } else {
-      g_clear_key_func(key);
+      ClearCrashKey(key);
     }
   }
 }
 
 void SetGpuKeyValue(const char* param_name, const std::string& value_str,
                     SetCrashKeyValueFuncPtr set_key_func) {
   NSString *key = [NSString stringWithUTF8String:param_name];
   NSString *value = [NSString stringWithUTF8String:value_str.c_str()];
   set_key_func(key, value);
 }
@@ skipping 14 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 GPUInfo& gpu_info) {
-  if (g_set_key_func)
-    SetGpuInfoImpl(gpu_info, g_set_key_func);
+    SetGpuInfoImpl(gpu_info, SetCrashKeyValue);
 }
 
 
 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) {
-  if (g_set_key_func)
-    SetNumberOfViewsImpl(number_of_views, g_set_key_func);
+    SetNumberOfViewsImpl(number_of_views, SetCrashKeyValue);
 }
 
 }  // namespace child_process_logging