[flash] Update infobar message to match the placeholder

Updates the Flash deprecation infobar message to match the placeholder:

Adobe Flash Player is no longer supported

Bug: 1069833
Change-Id: Ia34c079c52bcb24ea006fda8540de7c3dc7774eb
Reviewed-on: https://chromium-review.googlesource.com/c/chromium/src/+/2472177Reviewed-by: Joshua Pawlicki <waffles@chromium.org>
Commit-Queue: Tommy Li <tommycli@chromium.org>
Cr-Commit-Position: refs/heads/master@{#817112}

chrome/app/generated_resources.grd

@@ -8064,11 +8064,6 @@ the Bookmarks menu.">
       <message name="IDS_PLUGIN_OUTDATED_PROMPT" desc="Infobar message when an outdated plugin was disabled">
         <ph name="PLUGIN_NAME">$1<ex>Flash</ex></ph> was blocked because it is out of date
       </message>
-      <message name="IDS_PLUGIN_DEPRECATED_PROMPT" desc="Infobar message when an deprecated plugin was disabled">
-        <ph name="PLUGIN_NAME">
-          $1<ex>Flash</ex>
-        </ph> was blocked because it is deprecated
-      </message>
       <message name="IDS_PLUGIN_ENABLE_TEMPORARILY" desc="Infobar button to run a blocked outdated plugin">
         Run this time
       </message>

chrome/browser/plugins/plugin_infobar_delegates.cc

@@ -42,7 +42,7 @@ namespace {
 
 base::string16 GetInfoBarMessage(const PluginMetadata& metadata) {
   return l10n_util::GetStringFUTF16(metadata.plugin_is_deprecated()
-                                        ? IDS_PLUGIN_DEPRECATED_PROMPT
+                                        ? IDS_PLUGIN_DEPRECATED
                                         : IDS_PLUGIN_OUTDATED_PROMPT,
                                     metadata.name());
 }