Fails InstallableManager if a selected badge icon cannot be fetched.

chrome/browser/installable/installable_logging.cc

Index: chrome/browser/installable/installable_logging.cc
diff --git a/chrome/browser/installable/installable_logging.cc b/chrome/browser/installable/installable_logging.cc
index 926dd2a3d6beadadfe3fbd6c43e79086faa210f4..00903a719a1ae4cfe5720aaee13f704a0240d8b4 100644
--- a/chrome/browser/installable/installable_logging.cc
+++ b/chrome/browser/installable/installable_logging.cc
@@ -50,9 +50,9 @@ static const char kNoAcceptableIconMessage[] =
     "a %spx square icon is required, but no supplied icon meets this "
     "requirement";
 static const char kCannotDownloadIconMessage[] =
-    "could not download the specified icon";
+    "could not download a required icon from the manifest";
 static const char kNoIconAvailableMessage[] =
-    "no icon available to display";
+    "icon downloaded from the manifest was empty or corrupted";
 static const char kPlatformNotSupportedOnAndroidMessage[] =
     "the specified application platform is not supported on Android";
 static const char kNoIdSpecifiedMessage[] =