[WIP] Attempt to move everything cssom into a cssom namespace

third_party/WebKit/Source/core/css/cssom/ComputedStylePropertyMap.h

Index: third_party/WebKit/Source/core/css/cssom/ComputedStylePropertyMap.h
diff --git a/third_party/WebKit/Source/core/css/cssom/ComputedStylePropertyMap.h b/third_party/WebKit/Source/core/css/cssom/ComputedStylePropertyMap.h
index 0d0ea8891710f37187b9785beb61dcebf0e38a54..b11116e18447fbbd67df984e3f2193be67c13719 100644
--- a/third_party/WebKit/Source/core/css/cssom/ComputedStylePropertyMap.h
+++ b/third_party/WebKit/Source/core/css/cssom/ComputedStylePropertyMap.h
@@ -9,6 +9,7 @@
 #include "core/css/cssom/ImmutableStylePropertyMap.h"
 
 namespace blink {
+namespace cssom {
 
 class CORE_EXPORT ComputedStylePropertyMap : public ImmutableStylePropertyMap {
     WTF_MAKE_NONCOPYABLE(ComputedStylePropertyMap);
@@ -40,6 +41,8 @@ protected:
     Member<CSSStyleDeclaration> m_computedStyleDeclaration;
 };
 
+} // namespace cssom
 } // namespace blink
 
+
 #endif