Implement chrome.platformKeys.getKeyPair().

chrome/browser/chromeos/platform_keys/platform_keys_service.h

Index: chrome/browser/chromeos/platform_keys/platform_keys_service.h
diff --git a/chrome/browser/chromeos/platform_keys/platform_keys_service.h b/chrome/browser/chromeos/platform_keys/platform_keys_service.h
index 982971aa9a08292f6865701373cc224a188f68d9..6ae674523c7d775cac3ff85c83f419f95599211c 100644
--- a/chrome/browser/chromeos/platform_keys/platform_keys_service.h
+++ b/chrome/browser/chromeos/platform_keys/platform_keys_service.h
@@ -48,6 +48,12 @@ class PlatformKeysService : public KeyedService {
                                extensions::StateStore* state_store);
   ~PlatformKeysService() override;
 
+  // Disables the checks whether an extension is allowed to use the signing
+  // function of a key or not.
+  // TODO(pneubeck): Remove this once a GrantSignPermission(extendion_id,
+  // public_key) is implemented.
+  void DisablePermissionCheckForTesting();
+
   // If the generation was successful, |public_key_spki_der| will contain the
   // DER encoding of the SubjectPublicKeyInfo of the generated key and
   // |error_message| will be empty. If it failed, |public_key_spki_der| will be
@@ -186,6 +192,7 @@ class PlatformKeysService : public KeyedService {
 
   content::BrowserContext* browser_context_;
   extensions::StateStore* state_store_;
+  bool permission_check_disabled_;
   base::WeakPtrFactory<PlatformKeysService> weak_factory_;
 
   DISALLOW_COPY_AND_ASSIGN(PlatformKeysService);