GN: Exclude frame_analyzer and rgba_to_i420_converter from Chromium builds.

webrtc/tools/BUILD.gn

Index: webrtc/tools/BUILD.gn
diff --git a/webrtc/tools/BUILD.gn b/webrtc/tools/BUILD.gn
index c463fce898c13f8873f70fe645f8dd9df51327af..a17ec767951f68ff85093ebd570af59086768c0b 100644
--- a/webrtc/tools/BUILD.gn
+++ b/webrtc/tools/BUILD.gn
@@ -12,9 +12,15 @@ import("../build/webrtc.gni")
 source_set("tools") {
   deps = [
     ":command_line_parser",
-    ":frame_analyzer",
-    ":rgba_to_i420_converter",
   ]
+
+  if (!build_with_chromium) {
+    # TODO(kjellander): Enable these when webrtc:5970 is fixed.
+    deps += [
+      ":frame_analyzer",
+      ":rgba_to_i420_converter",
+    ]
+  }
 }
 
 source_set("command_line_parser") {