Merge branch '25.lts.1+' into cherry-pick-25.lts.1+-3183

build/config/compiler/BUILD.gn

@@ -1642,6 +1642,7 @@ config("default_warnings") {
         "-Wno-shadow",
         "-Wno-range-loop-bind-reference",
         "-Wno-range-loop-construct",
+        "-Wno-unused-result",
       ]
     }
 
@@ -1815,27 +1816,6 @@ config("chromium_code") {
       ]
     }
 
-    # TODO: check if this is still needed with updated //net.
-    # Suppress warning in old //net.
-    if (is_starboard) {
-      cflags += [
-        "-Wno-reorder-ctor",
-        "-Wno-unused-const-variable",
-        "-Wno-unused-variable",
-        "-Wno-unused-private-field",
-        "-Wno-missing-braces",
-        "-Wno-string-concatenation",
-      ]
-    }
-
-    # Suppress warnings in old //base and //net.
-    if (is_starboard) {
-      cflags += [
-        "-Wno-sign-compare",
-        "-Wno-shorten-64-to-32",
-      ]
-    }
-
     # TODO(thakis): Enable this more often, https://crbug.com/346399
     # use_fuzzing_engine_with_lpm: https://crbug.com/1063180
     if (!is_starboard && (!is_nacl || is_nacl_saigo) && !use_fuzzing_engine_with_lpm) {