Emit CSP code in separate file.

dart/sdk/lib/_internal/compiler/implementation/dart2js.dart

Index: dart/sdk/lib/_internal/compiler/implementation/dart2js.dart
diff --git a/dart/sdk/lib/_internal/compiler/implementation/dart2js.dart b/dart/sdk/lib/_internal/compiler/implementation/dart2js.dart
index 55f167b717f665016a3f2895dae987cf592ab9e9..68f7358bf50dd9e1bf687ce7011caa444f574540 100644
--- a/dart/sdk/lib/_internal/compiler/implementation/dart2js.dart
+++ b/dart/sdk/lib/_internal/compiler/implementation/dart2js.dart
@@ -253,7 +253,6 @@ Future compile(List<String> argv) {
                       (_) => passThrough('--trust-type-annotations')),
     new OptionHandler(r'--help|/\?|/h', (_) => wantHelp = true),
     new OptionHandler('--package-root=.+|-p.+', setPackageRoot),
-    new OptionHandler('--disallow-unsafe-eval', passThrough),
     new OptionHandler('--analyze-all', passThrough),
     new OptionHandler('--analyze-only', setAnalyzeOnly),
     new OptionHandler('--analyze-signatures-only', passThrough),
@@ -485,10 +484,6 @@ Supported options:
   --minify
     Generate minified output.
 
-  --disallow-unsafe-eval
-    Disable dynamic generation of code in the generated output. This is
-    necessary to satisfy CSP restrictions (see http://www.w3.org/TR/CSP/).
-
   --suppress-warnings
     Do not display any warnings.