Enable incremental linking in release component builds

third_party/WebKit/Source/core/BUILD.gn

Index: third_party/WebKit/Source/core/BUILD.gn
diff --git a/third_party/WebKit/Source/core/BUILD.gn b/third_party/WebKit/Source/core/BUILD.gn
index 8207107b5dc8d8e88c00f16a46bf0ce1e820dff8..5918d12f0fefe0b6fdb4a02deea1ace4e22074c2 100644
--- a/third_party/WebKit/Source/core/BUILD.gn
+++ b/third_party/WebKit/Source/core/BUILD.gn
@@ -180,8 +180,9 @@ component("core") {
   if (is_win && is_debug && is_component_build && current_cpu == "x64") {
     # Incremental linking doesn't work on this target in debug mode for
     # 64-bit builds - the .ilk file gets too large and the incremental
-    # link silently fails. Therefore 32-bit builds should be used for
-    # fastest incremental build performance.
+    # link silently fails. Therefore 32-bit builds or 64-bit release builds

[Peter Kasting, 2016/09/14 01:15:17]

Nit: Should this reference whatever Microsoft issue got filed about these large
.ilk files, so later we'll know if we can re-enable this?

[brucedawson, 2016/09/14 17:49:25]

Done.

+    # (component either way) should be used for fastest incremental build
+    # performance.
     configs -= [ "//build/config/win:default_incremental_linking" ]
     configs += [ "//build/config/win:no_incremental_linking" ]
   }