Remove dead Shell::CreateNewWindowWithSessionStorageNamespace()

R=avi@chromium.org

Bug: 866140
Change-Id: I5f582807e4c8243d740f2dc4f83fb8a481ec242a
Reviewed-on: https://chromium-review.googlesource.com/c/chromium/src/+/2240044
Reviewed-by: Avi Drissman <avi@chromium.org>
Commit-Queue: danakj <danakj@chromium.org>
Cr-Commit-Position: refs/heads/master@{#777239}

content/shell/browser/shell.cc

@@ -227,31 +227,6 @@ Shell* Shell::CreateNewWindow(BrowserContext* browser_context,
   return shell;
 }
 
-Shell* Shell::CreateNewWindowWithSessionStorageNamespace(
-    BrowserContext* browser_context,
-    const GURL& url,
-    const scoped_refptr<SiteInstance>& site_instance,
-    const gfx::Size& initial_size,
-    scoped_refptr<SessionStorageNamespace> session_storage_namespace) {
-  WebContents::CreateParams create_params(browser_context, site_instance);
-  if (base::CommandLine::ForCurrentProcess()->HasSwitch(
-          switches::kForcePresentationReceiverForTesting)) {
-    create_params.starting_sandbox_flags =
-        content::kPresentationReceiverSandboxFlags;
-  }
-  std::map<std::string, scoped_refptr<SessionStorageNamespace>>
-      session_storages;
-  session_storages[""] = session_storage_namespace;
-  std::unique_ptr<WebContents> web_contents =
-      WebContents::CreateWithSessionStorage(create_params, session_storages);
-  Shell* shell =
-      CreateShell(std::move(web_contents), AdjustWindowSize(initial_size),
-                  true /* should_set_delegate */);
-  if (!url.is_empty())
-    shell->LoadURL(url);
-  return shell;
-}
-
 void Shell::RenderViewReady() {
   g_platform->RenderViewReady(this);
 }

content/shell/browser/shell.h

@@ -72,13 +72,6 @@ class Shell : public WebContentsDelegate,
       const scoped_refptr<SiteInstance>& site_instance,
       const gfx::Size& initial_size);
 
-  static Shell* CreateNewWindowWithSessionStorageNamespace(
-      BrowserContext* browser_context,
-      const GURL& url,
-      const scoped_refptr<SiteInstance>& site_instance,
-      const gfx::Size& initial_size,
-      scoped_refptr<SessionStorageNamespace> session_storage_namespace);
-
   // Returns the Shell object corresponding to the given WebContents.
   static Shell* FromWebContents(WebContents* web_contents);