MIPS: Enable optimization of functions with generic switches.

Port r18347 (64ac25c)

Fix of r18351

BUG=
R=hpayer@chromium.org

Review URL: https://codereview.chromium.org/94103007

Patch from Balazs Kilvady <kilvadyb@homejinni.com>.

git-svn-id: http://v8.googlecode.com/svn/branches/bleeding_edge@18361 ce2b1a6d-e550-0410-aec6-3dcde31c8c00

src/mips/full-codegen-mips.cc

@@ -1040,12 +1040,12 @@ void FullCodeGenerator::VisitSwitchStatement(SwitchStatement* stmt) {
     patch_site.EmitPatchInfo();
 
     Label skip;
-    __ b(&skip);
+    __ Branch(&skip);
     PrepareForBailout(clause, TOS_REG);
     __ LoadRoot(at, Heap::kTrueValueRootIndex);
     __ Branch(&next_test, ne, v0, Operand(at));
     __ Drop(1);
-    __ jmp(clause->body_target());
+    __ Branch(clause->body_target());
     __ bind(&skip);
 
     __ Branch(&next_test, ne, v0, Operand(zero_reg));