MIPS: Enable optimization of top-level code and generate deoptimization support lazily.

src/mips/full-codegen-mips.cc

Index: src/mips/full-codegen-mips.cc
diff --git a/src/mips/full-codegen-mips.cc b/src/mips/full-codegen-mips.cc
index 9f66e78a01b8a964fbf10b7a71014b89bc5151c4..452793513675dc7cda28983e998f1e4499e02d3f 100644
--- a/src/mips/full-codegen-mips.cc
+++ b/src/mips/full-codegen-mips.cc
@@ -133,10 +133,8 @@ class JumpPatchSite BASE_EMBEDDED {
 //
 // The function builds a JS frame.  Please see JavaScriptFrameConstants in
 // frames-mips.h for its layout.
-void FullCodeGenerator::Generate(CompilationInfo* info) {
-  ASSERT(info_ == NULL);
-  info_ = info;
-  scope_ = info->scope();
+void FullCodeGenerator::Generate() {
+  CompilationInfo* info = info_;
   handler_table_ =
       isolate()->factory()->NewFixedArray(function()->handler_count(), TENURED);
   SetFunctionPosition(function());