Identity extension API impl: Split constants into their own file

chrome/browser/extensions/api/identity/identity_api.cc

Index: chrome/browser/extensions/api/identity/identity_api.cc
diff --git a/chrome/browser/extensions/api/identity/identity_api.cc b/chrome/browser/extensions/api/identity/identity_api.cc
index d10409bc48794e96db1dc4dab31eef19c11f774a..81d003ea387043f2d50c06cfc7193dc68fbf03ae 100644
--- a/chrome/browser/extensions/api/identity/identity_api.cc
+++ b/chrome/browser/extensions/api/identity/identity_api.cc
@@ -23,6 +23,7 @@
 #include "chrome/browser/app_mode/app_mode_utils.h"
 #include "chrome/browser/browser_process.h"
 #include "chrome/browser/chrome_notification_types.h"
+#include "chrome/browser/extensions/api/identity/identity_constants.h"
 #include "chrome/browser/extensions/extension_service.h"
 #include "chrome/browser/profiles/profile.h"
 #include "chrome/browser/signin/account_tracker_service_factory.h"
@@ -57,22 +58,6 @@
 
 namespace extensions {
 
-namespace identity_constants {
-const char kInvalidClientId[] = "Invalid OAuth2 Client ID.";
-const char kInvalidScopes[] = "Invalid OAuth2 scopes.";
-const char kAuthFailure[] = "OAuth2 request failed: ";
-const char kNoGrant[] = "OAuth2 not granted or revoked.";
-const char kUserRejected[] = "The user did not approve access.";
-const char kUserNotSignedIn[] = "The user is not signed in.";
-const char kInteractionRequired[] = "User interaction required.";
-const char kInvalidRedirect[] = "Did not redirect to the right URL.";
-const char kOffTheRecord[] = "Identity API is disabled in incognito windows.";
-const char kPageLoadFailure[] = "Authorization page could not be loaded.";
-const char kCanceled[] = "canceled";
-
-const int kCachedIssueAdviceTTLSeconds = 1;
-}  // namespace identity_constants
-
 namespace {
 
 #if defined(OS_CHROMEOS)