Change code to make jumbo exceptions unnecessary in core/html

third_party/WebKit/Source/core/html/BUILD.gn

Index: third_party/WebKit/Source/core/html/BUILD.gn
diff --git a/third_party/WebKit/Source/core/html/BUILD.gn b/third_party/WebKit/Source/core/html/BUILD.gn
index 97ea82728b9900ccd8078f5019e580d5668aea0e..1939452b531c54fc26f9cc203918021ad39dc139 100644
--- a/third_party/WebKit/Source/core/html/BUILD.gn
+++ b/third_party/WebKit/Source/core/html/BUILD.gn
@@ -619,16 +619,7 @@ blink_core_sources("html") {
     "track/vtt/VTTTokenizer.h",
   ]
 
-  jumbo_excluded_sources = [
-    "canvas/CanvasRenderingContext.cpp",  # https://crbug.com/716395
-
-    # Does ugly things with undef (patch incoming)
-    "parser/HTMLTokenizer.cpp",
-
-    # kSupportedTokens in both HTMLMediaElementControlsList.cpp
-    # and HTMLIFrameElementSandbox.cpp
-    "HTMLIFrameElementSandbox.cpp",
-  ]
+  jumbo_excluded_sources = [ "canvas/CanvasRenderingContext.cpp" ]  # https://crbug.com/716395
 
   configs += [
     # TODO(jschuh): crbug.com/167187 fix size_t to int truncations.