Set Android/V8 memory limits from dalvik.vm.heapsize.

webkit/glue/webkitplatformsupport_impl.h

Index: webkit/glue/webkitplatformsupport_impl.h
diff --git a/webkit/glue/webkitplatformsupport_impl.h b/webkit/glue/webkitplatformsupport_impl.h
index 46dd048f632f48eb09c0c2fbdb7590993a87439d..635e1b27f6b23cdfb55fd23c6d938dc9c78445cd 100644
--- a/webkit/glue/webkitplatformsupport_impl.h
+++ b/webkit/glue/webkitplatformsupport_impl.h
@@ -18,7 +18,9 @@
 #include "webkit/glue/webthemeengine_impl_win.h"
 #elif defined(OS_MACOSX)
 #include "webkit/glue/webthemeengine_impl_mac.h"
-#elif defined(OS_POSIX)
+#elif defined(OS_ANDROID)
+#include "webkit/glue/webthemeengine_impl_android.h"
+#elif defined(OS_POSIX) && !defined(OS_ANDROID)
 #include "webkit/glue/webthemeengine_impl_linux.h"
 #endif
 
@@ -61,6 +63,11 @@ class WEBKIT_GLUE_EXPORT WebKitPlatformSupportImpl :
       const WebKit::WebURL& url);
   virtual size_t memoryUsageMB();
   virtual size_t actualMemoryUsageMB();
+#if defined(OS_ANDROID)  // Other OSes just use the default values.
+  virtual size_t lowMemoryUsageMB() OVERRIDE;
+  virtual size_t highMemoryUsageMB() OVERRIDE;
+  virtual size_t highUsageDeltaMB() OVERRIDE;
+#endif
   virtual WebKit::WebURLLoader* createURLLoader();
   virtual WebKit::WebSocketStreamHandle* createSocketStreamHandle();
   virtual WebKit::WebString userAgent(const WebKit::WebURL& url);