DevTools: devtools manager should know nothing about DevToolsWindow

All code specific to DevToolsWindow moved into that class. There is
no DevToolsClientHost::AsDevToolsWindow method anymore. To open
devtools window clients should invoke corresponding static methods on
DevToolsWindow which is the only way to create default devtools window.

BUG=None
TEST=Existing DevTools tests.

Review URL: http://codereview.chromium.org/7322004

git-svn-id: svn://svn.chromium.org/chrome/trunk/src@91695 0039d316-1c4b-4281-b951-d872f2087c98
diff --git a/chrome/browser/printing/print_dialog_cloud.cc b/chrome/browser/printing/print_dialog_cloud.cc
index d82a155..7e653e0 100644
--- a/chrome/browser/printing/print_dialog_cloud.cc
+++ b/chrome/browser/printing/print_dialog_cloud.cc
@@ -22,7 +22,7 @@
 #include "chrome/common/print_messages.h"
 #include "chrome/common/url_constants.h"
 #include "content/browser/browser_thread.h"
-#include "content/browser/debugger/devtools_manager.h"
+#include "content/browser/debugger/devtools_window.h"
 #include "content/browser/renderer_host/render_view_host.h"
 #include "content/browser/tab_contents/tab_contents.h"
 #include "content/browser/tab_contents/tab_contents_view.h"
@@ -316,7 +316,7 @@
   if (web_ui_) {
     RenderViewHost* rvh = web_ui_->tab_contents()->render_view_host();
     if (rvh)
-      DevToolsManager::GetInstance()->OpenDevToolsWindow(rvh);
+      DevToolsWindow::OpenDevToolsWindow(rvh);
   }
 }