Cleanup: Remove experimental V8 cache strategies that we discarded.

Source/bindings/core/v8/V8CacheOptions.h

Index: Source/bindings/core/v8/V8CacheOptions.h
diff --git a/Source/bindings/core/v8/V8CacheOptions.h b/Source/bindings/core/v8/V8CacheOptions.h
index 7f043bb0a459db12ae8da02a74c5655584be66b3..3f3e3e0272f86346418b02c4e1b3118c072dca74 100644
--- a/Source/bindings/core/v8/V8CacheOptions.h
+++ b/Source/bindings/core/v8/V8CacheOptions.h
@@ -35,17 +35,9 @@ namespace blink {
 
 enum V8CacheOptions {
     V8CacheOptionsDefault, // Use whatever the current default is.
+    V8CacheOptionsNone, // V8 caching turned off.
     V8CacheOptionsParse, // Use parser caching.
     V8CacheOptionsCode, // Use code caching.
-    V8CacheOptionsCodeCompressed, // Use code caching and compress the code.
-    V8CacheOptionsNone, // V8 caching turned off.
-    V8CacheOptionsParseMemory, // Use parser in-memory caching (no disk).
-    V8CacheOptionsHeuristics, // Mixed strategy: Cache code if it's a likely win.
-    V8CacheOptionsHeuristicsMobile, // As above, but tuned for mobile.
-    V8CacheOptionsHeuristicsDefault, // Cache code or default.
-    V8CacheOptionsHeuristicsDefaultMobile, // As above, but tuned for mobile.
-    V8CacheOptionsRecent, // Cache recently compiled code.
-    V8CacheOptionsRecentSmall // Cache small recently compiled code.
 };
 
 } // namespace blink