Make DevToolsManager a singleton, remove it from ContentBrowserClient

chrome/test/base/testing_browser_process.cc

Index: chrome/test/base/testing_browser_process.cc
diff --git a/chrome/test/base/testing_browser_process.cc b/chrome/test/base/testing_browser_process.cc
index f0052521eae0ba8cb6c409654b5e31eb3e2fc05f..e13e2332a2ac59b9a644593e5ea8c7d25b5e1b9a 100644
--- a/chrome/test/base/testing_browser_process.cc
+++ b/chrome/test/base/testing_browser_process.cc
@@ -13,7 +13,6 @@
 #include "chrome/browser/printing/background_printing_manager.h"
 #include "chrome/browser/printing/print_preview_tab_controller.h"
 #include "chrome/browser/profiles/profile_manager.h"
-#include "content/browser/debugger/devtools_manager.h"
 #include "net/url_request/url_request_context_getter.h"
 #include "ui/base/clipboard/clipboard.h"
 #include "testing/gtest/include/gtest/gtest.h"
@@ -22,8 +21,7 @@ TestingBrowserProcess::TestingBrowserProcess()
     : module_ref_count_(0),
       app_locale_("en"),
       local_state_(NULL),
-      io_thread_(NULL),
-      devtools_manager_(NULL) {
+      io_thread_(NULL) {
 }
 
 TestingBrowserProcess::~TestingBrowserProcess() {
@@ -98,10 +96,6 @@ ThumbnailGenerator* TestingBrowserProcess::GetThumbnailGenerator() {
   return NULL;
 }
 
-DevToolsManager* TestingBrowserProcess::devtools_manager() {
-  return devtools_manager_.get();
-}
-
 SidebarManager* TestingBrowserProcess::sidebar_manager() {
   return NULL;
 }
@@ -274,10 +268,6 @@ void TestingBrowserProcess::SetIOThread(IOThread* io_thread) {
   io_thread_ = io_thread;
 }
 
-void TestingBrowserProcess::SetDevToolsManager(DevToolsManager* manager) {
-  devtools_manager_.reset(manager);
-}
-
 void TestingBrowserProcess::SetBrowserPolicyConnector(
     policy::BrowserPolicyConnector* connector) {
   browser_policy_connector_.reset(connector);