Move WebstoreInstaller, WebstoreInlineInstaller, related in extensions namespace

chrome/browser/extensions/crx_installer_browsertest.cc

Index: chrome/browser/extensions/crx_installer_browsertest.cc
diff --git a/chrome/browser/extensions/crx_installer_browsertest.cc b/chrome/browser/extensions/crx_installer_browsertest.cc
index 7703f77a1d8ce5b7143165e21dfdfc37eb2b002a..f4f243c8f98679a903093abd051cf9ac5143132b 100644
--- a/chrome/browser/extensions/crx_installer_browsertest.cc
+++ b/chrome/browser/extensions/crx_installer_browsertest.cc
@@ -92,12 +92,13 @@ class ExtensionCrxInstallerTest : public ExtensionBrowserTest {
     if (!parsed_manifest)
       return scoped_refptr<CrxInstaller>();
 
-    scoped_ptr<WebstoreInstaller::Approval> approval;
+    scoped_ptr<extensions::WebstoreInstaller::Approval> approval;
     if (!id.empty()) {
-      approval = WebstoreInstaller::Approval::CreateWithNoInstallPrompt(
-          browser()->profile(),
-          id,
-          scoped_ptr<base::DictionaryValue>(parsed_manifest));
+      approval =
+          extensions::WebstoreInstaller::Approval::CreateWithNoInstallPrompt(
+              browser()->profile(),
+              id,
+              scoped_ptr<base::DictionaryValue>(parsed_manifest));
     }
 
     scoped_refptr<CrxInstaller> installer(