Version 3.7.9.

Removed exit-time destructors.

Stability and performance improvements on all platforms.
Review URL: http://codereview.chromium.org/8551006

git-svn-id: http://v8.googlecode.com/svn/trunk@10037 ce2b1a6d-e550-0410-aec6-3dcde31c8c00
diff --git a/src/arm/lithium-codegen-arm.h b/src/arm/lithium-codegen-arm.h
index 2b49e19..ac757ea 100644
--- a/src/arm/lithium-codegen-arm.h
+++ b/src/arm/lithium-codegen-arm.h
@@ -284,6 +284,13 @@
                          Label* is_not_object,
                          Label* is_object);
 
+  // Emits optimized code for %_IsString(x).  Preserves input register.
+  // Returns the condition on which a final split to
+  // true and false label should be made, to optimize fallthrough.
+  Condition EmitIsString(Register input,
+                         Register temp1,
+                         Label* is_not_string);
+
   // Emits optimized code for %_IsConstructCall().
   // Caller should branch on equal condition.
   void EmitIsConstructCall(Register temp1, Register temp2);