Revert of Remove enable_topchrome_md build flag

chrome/chrome_resources.gyp

Index: chrome/chrome_resources.gyp
diff --git a/chrome/chrome_resources.gyp b/chrome/chrome_resources.gyp
index ff94d953db3dbe146dc7cad4f2194051393ba476..f3fc15ab061d430fa5bfa6ae3f788ee5f0f9e79c 100644
--- a/chrome/chrome_resources.gyp
+++ b/chrome/chrome_resources.gyp
@@ -542,6 +542,12 @@
         {
           'includes': ['chrome_repack_chrome_200_percent.gypi']
         },
+        {
+          'includes': ['chrome_repack_chrome_material_100_percent.gypi']
+        },
+        {
+          'includes': ['chrome_repack_chrome_material_200_percent.gypi']
+        },
       ],
       'conditions': [  # GN version: chrome_repack_locales.gni template("_repack_one_locale")
         ['OS != "ios"', {
@@ -593,16 +599,6 @@
         ['enable_app_list==1', {
           'dependencies': [
              '<(DEPTH)/ui/app_list/resources/app_list_resources.gyp:app_list_resources',
-          ],
-        }],
-        ['OS == "mac"', {
-          'actions': [
-            {
-              'includes': ['chrome_repack_chrome_material_100_percent.gypi']
-            },
-            {
-              'includes': ['chrome_repack_chrome_material_200_percent.gypi']
-            },
           ],
         }],
         ['OS != "mac" and OS != "ios"', {
@@ -659,6 +655,26 @@
                 },
               ],
             }],
+            ['enable_topchrome_md == 1', {
+              'copies': [
+                {
+                  'destination': '<(PRODUCT_DIR)',
+                  'files': [
+                    '<(SHARED_INTERMEDIATE_DIR)/repack/chrome_material_100_percent.pak',
+                  ],
+                },
+              ],
+            }],
+            ['enable_hidpi == 1 and enable_topchrome_md == 1', {
+              'copies': [
+                {
+                  'destination': '<(PRODUCT_DIR)',
+                  'files': [
+                    '<(SHARED_INTERMEDIATE_DIR)/repack/chrome_material_200_percent.pak',
+                  ],
+                },
+              ],
+            }],
           ], # conditions
         }], # end OS != "mac" and OS != "ios"
       ], # conditions