Attempt to repair corrupt enterprise policy force-installed extensions

chrome/browser/extensions/chrome_content_verifier_delegate.cc

Index: chrome/browser/extensions/chrome_content_verifier_delegate.cc
diff --git a/chrome/browser/extensions/chrome_content_verifier_delegate.cc b/chrome/browser/extensions/chrome_content_verifier_delegate.cc
index 0ef3815fef229ba9e69b9a38b14b02050fcba191..8088dc0bc13d63326263493c3082dad876837d18 100644
--- a/chrome/browser/extensions/chrome_content_verifier_delegate.cc
+++ b/chrome/browser/extensions/chrome_content_verifier_delegate.cc
@@ -6,7 +6,6 @@
 
 #include <algorithm>
 #include <set>
-#include <string>
 #include <vector>
 
 #include "base/base_switches.h"
@@ -102,8 +101,7 @@ ContentVerifierDelegate::Mode ChromeContentVerifierDelegate::GetDefaultMode() {
 
 ChromeContentVerifierDelegate::ChromeContentVerifierDelegate(
     content::BrowserContext* context)
-    : context_(context), default_mode_(GetDefaultMode()) {
-}
+    : context_(context), default_mode_(GetDefaultMode()) {}
 
 ChromeContentVerifierDelegate::~ChromeContentVerifierDelegate() {
 }
@@ -171,10 +169,19 @@ void ChromeContentVerifierDelegate::VerifyFailed(
   if (!extension)
     return;
   ExtensionSystem* system = ExtensionSystem::Get(context_);
+  ExtensionService* service = system->extension_service();
   Mode mode = ShouldBeVerified(*extension);
   if (mode >= ContentVerifierDelegate::ENFORCE) {
     if (!system->management_policy()->UserMayModifySettings(extension, NULL)) {
-      LogFailureForPolicyForceInstall(extension_id);
+      PendingExtensionManager* pending_manager =
+          service->pending_extension_manager();
+      if (pending_manager->IsPolicyReinstallExpected(extension_id))
+        return;
+      LOG(WARNING) << "Corruption detected in policy extension " << extension_id
+                   << " installed at: " << extension->path().value();
+      pending_manager->ExpectPolicyReinstall(extension_id);
+      service->DisableExtension(extension_id, Extension::DISABLE_CORRUPTED);
+      service->CheckForExternalUpdates();
       return;
     }
     DLOG(WARNING) << "Disabling extension " << extension_id << " ('"
@@ -182,8 +189,7 @@ void ChromeContentVerifierDelegate::VerifyFailed(
                   << "') due to content verification failure. In tests you "
                   << "might want to use a ScopedIgnoreContentVerifierForTest "
                   << "instance to prevent this.";
-    system->extension_service()->DisableExtension(extension_id,
-                                                  Extension::DISABLE_CORRUPTED);
+    service->DisableExtension(extension_id, Extension::DISABLE_CORRUPTED);
     ExtensionPrefs::Get(context_)->IncrementCorruptedDisableCount();
     UMA_HISTOGRAM_BOOLEAN("Extensions.CorruptExtensionBecameDisabled", true);
     UMA_HISTOGRAM_ENUMERATION("Extensions.CorruptExtensionDisabledReason",
@@ -194,13 +200,5 @@ void ChromeContentVerifierDelegate::VerifyFailed(
   }
 }
 
-void ChromeContentVerifierDelegate::LogFailureForPolicyForceInstall(
-    const std::string& extension_id) {
-  if (!base::ContainsKey(corrupt_policy_extensions_, extension_id)) {
-    corrupt_policy_extensions_.insert(extension_id);
-    UMA_HISTOGRAM_BOOLEAN("Extensions.CorruptPolicyExtensionWouldBeDisabled",
-                          true);
-  }
-}
 
 }  // namespace extensions