Implement chrome.platformKeys.getKeyPair().

chrome/browser/chromeos/platform_keys/platform_keys_service.cc

Index: chrome/browser/chromeos/platform_keys/platform_keys_service.cc
diff --git a/chrome/browser/chromeos/platform_keys/platform_keys_service.cc b/chrome/browser/chromeos/platform_keys/platform_keys_service.cc
index 07974de472282dbc5ac5757c0e79498c92638fdd..07f256ed495e0edcbcd502326a524a1ecae9802d 100644
--- a/chrome/browser/chromeos/platform_keys/platform_keys_service.cc
+++ b/chrome/browser/chromeos/platform_keys/platform_keys_service.cc
@@ -70,6 +70,7 @@ PlatformKeysService::PlatformKeysService(
     extensions::StateStore* state_store)
     : browser_context_(browser_context),
       state_store_(state_store),
+      permission_check_disabled_(false),
       weak_factory_(this) {
   DCHECK(state_store);
 }
@@ -77,6 +78,10 @@ PlatformKeysService::PlatformKeysService(
 PlatformKeysService::~PlatformKeysService() {
 }
 
+void PlatformKeysService::DisablePermissionCheckForTesting() {
+  permission_check_disabled_ = true;
+}
+
 void PlatformKeysService::GenerateRSAKey(const std::string& token_id,
                                          unsigned int modulus_length,
                                          const std::string& extension_id,
@@ -213,7 +218,8 @@ void PlatformKeysService::InvalidateKey(
       GetPublicKeyValue(public_key_spki_der));
 
   size_t index = 0;
-  if (!platform_keys->Remove(*key_value, &index)) {
+  if (!platform_keys->Remove(*key_value, &index) &&
+      !permission_check_disabled_) {

[Ryan Sleevi, 2015/02/03 01:44:50]

I've read this code multiple times and I'm still confused by it.

[pneubeck (no reviews), 2015/02/03 20:15:00]

reordered to make it clearer.

     // The key is not found, so it's not valid to use it for signing.
     callback.Run(false);
     return;