LibWebView: Move StylePropertiesModel to LibWebView

This patch has no functional changes.

Userland/Libraries/LibWeb/CMakeLists.txt

@@ -334,7 +334,6 @@ set(SOURCES
     SVG/TagNames.cpp
     SVG/ViewBox.cpp
     Selection/Selection.cpp
-    StylePropertiesModel.cpp
     UIEvents/EventNames.cpp
     UIEvents/FocusEvent.cpp
     UIEvents/KeyboardEvent.cpp

Userland/Libraries/LibWebView/CMakeLists.txt

@@ -1,6 +1,7 @@
 set(SOURCES
     DOMTreeModel.cpp
     OutOfProcessWebView.cpp
+    StylePropertiesModel.cpp
     WebContentClient.cpp
 )
 

Userland/Libraries/LibWebView/StylePropertiesModel.cpp

@@ -8,7 +8,7 @@
 #include "StylePropertiesModel.h"
 #include <AK/QuickSort.h>
 
-namespace Web {
+namespace WebView {
 
 StylePropertiesModel::StylePropertiesModel(JsonObject properties)
     : m_properties(move(properties))

Userland/Libraries/LibWebView/StylePropertiesModel.h

@@ -11,7 +11,7 @@
 #include <LibGUI/Model.h>
 #include <LibWeb/CSS/StyleProperties.h>
 
-namespace Web {
+namespace WebView {
 
 class StylePropertiesModel final : public GUI::Model {
 public: