Optionally compress V8 code cache data with snappy.

Source/bindings/core/v8/V8ScriptRunnerTest.cpp

Index: Source/bindings/core/v8/V8ScriptRunnerTest.cpp
diff --git a/Source/bindings/core/v8/V8ScriptRunnerTest.cpp b/Source/bindings/core/v8/V8ScriptRunnerTest.cpp
index 5e9c054a21bdb0399e9af4a3f26f1626d75b1f15..a3ced628239852cf56174b1f5063234bc45525e1 100644
--- a/Source/bindings/core/v8/V8ScriptRunnerTest.cpp
+++ b/Source/bindings/core/v8/V8ScriptRunnerTest.cpp
@@ -138,6 +138,17 @@ TEST_F(V8ScriptRunnerTest, codeOptions)
 
     // FIXME: Code caching is presently still disabled.
     //        Enable EXPECT when code caching lands.
+    // EXPECT_TRUE(m_resource->cachedMetadata(tagForCodeCache(false)));
+}
+
+TEST_F(V8ScriptRunnerTest, codeCompressedOptions)
+{
+    setResource();
+    EXPECT_TRUE(compileScript(V8CacheOptionsCodeCompressed));
+    EXPECT_FALSE(m_resource->cachedMetadata(tagForParserCache()));
+
+    // FIXME: Code caching is presently still disabled.
+    //        Enable EXPECT when code caching lands.

[vogelheim, 2014/11/12 18:53:52]

Would there be any way for the test to verify that compression has indeed
occurred?

(In this form, the test doesn't really distinguish between code and
code-compressed.)

     // EXPECT_TRUE(m_resource->cachedMetadata(tagForCodeCache()));
 }