Make classes and structures in core/style, core/plugins and core/streams fast-allocated.

Source/core/style/TransformOrigin.h

Index: Source/core/style/TransformOrigin.h
diff --git a/Source/core/style/TransformOrigin.h b/Source/core/style/TransformOrigin.h
index 1fb798dbb7d19d718ea9c4d78ec03f4b6150e079..f4a32eeb4bdf786c634c6ad97fb2d33a6b7333e9 100644
--- a/Source/core/style/TransformOrigin.h
+++ b/Source/core/style/TransformOrigin.h
@@ -6,10 +6,12 @@
 #define TransformOrigin_h
 
 #include "platform/Length.h"
+#include "wtf/Allocator.h"
 
 namespace blink {
 
 class TransformOrigin {
+    DISALLOW_ALLOCATION();
 public:
     TransformOrigin(const Length& x, const Length& y, float z) : m_x(x), m_y(y), m_z(z) { }
     bool operator==(const TransformOrigin& o) const { return m_x == o.m_x && m_y == o.m_y && m_z == o.m_z; }