Use resource_map_source instead of resource_file_map_source for vulcanized.grd files.

See https://chromium-review.googlesource.com/c/1307937 for why.

Bug: 899437
Change-Id: I996feae20627688fefd09419dedc78f015347cf4
Reviewed-on: https://chromium-review.googlesource.com/c/1308494Reviewed-by: Demetrios Papadopoulos <dpapad@chromium.org>
Commit-Queue: Nico Weber <thakis@chromium.org>
Cr-Commit-Position: refs/heads/master@{#604090}

chrome/browser/resources/md_extensions/extensions_resources_vulcanized.grd

@@ -5,7 +5,7 @@
       <emit emit_type='prepend'></emit>
     </output>
     <output filename="grit/extensions_resources_map.cc"
-            type="resource_file_map_source" />
+            type="resource_map_source" />
     <output filename="grit/extensions_resources_map.h"
             type="resource_map_header" />
     <output filename="extensions_resources.pak" type="data_package" />

chrome/browser/resources/print_preview/print_preview_resources_vulcanized.grd

@@ -5,7 +5,7 @@
       <emit emit_type='prepend'></emit>
     </output>
     <output filename="grit/print_preview_resources_map.cc"
-            type="resource_file_map_source" />
+            type="resource_map_source" />
     <output filename="grit/print_preview_resources_map.h"
             type="resource_map_header" />
     <output filename="print_preview_resources.pak" type="data_package" />

chrome/browser/resources/settings/settings_resources_vulcanized.grd

@@ -5,7 +5,7 @@
       <emit emit_type='prepend'></emit>
     </output>
     <output filename="grit/settings_resources_map.cc"
-            type="resource_file_map_source" />
+            type="resource_map_source" />
     <output filename="grit/settings_resources_map.h"
             type="resource_map_header" />
     <output filename="settings_resources.pak" type="data_package" />