test_runner: Move three Mock* files into content namespace.

content/shell/renderer/test_runner/MockColorChooser.h

Index: content/shell/renderer/test_runner/MockColorChooser.h
diff --git a/content/shell/renderer/test_runner/MockColorChooser.h b/content/shell/renderer/test_runner/MockColorChooser.h
index db6a7b17aae3da4d9a4e0bfb22daa5c4304f3b3c..5a71f92715853a07c5b1d9be440837f82391bdbe 100644
--- a/content/shell/renderer/test_runner/MockColorChooser.h
+++ b/content/shell/renderer/test_runner/MockColorChooser.h
@@ -11,17 +11,17 @@
 #include "third_party/WebKit/public/web/WebColorChooser.h"
 #include "third_party/WebKit/public/web/WebColorChooserClient.h"
 
-namespace content {
-class WebTestProxyBase;
+namespace WebTestRunner {
+class WebTestDelegate;
 }
 
-namespace WebTestRunner {
+namespace content {
 
-class WebTestDelegate;
+class WebTestProxyBase;
 
 class MockColorChooser : public blink::WebColorChooser {
 public:
-    MockColorChooser(blink::WebColorChooserClient*, WebTestDelegate*, content::WebTestProxyBase*);
+    MockColorChooser(blink::WebColorChooserClient*, WebTestRunner::WebTestDelegate*, content::WebTestProxyBase*);
     virtual ~MockColorChooser();
 
     // blink::WebColorChooser implementation.
@@ -29,17 +29,17 @@ public:
     virtual void endChooser() OVERRIDE;
 
     void invokeDidEndChooser();
-    WebTaskList* taskList() { return &m_taskList; }
+    WebTestRunner::WebTaskList* taskList() { return &m_taskList; }
 
 private:
     blink::WebColorChooserClient* m_client;
-    WebTestDelegate* m_delegate;
+    WebTestRunner::WebTestDelegate* m_delegate;
     content::WebTestProxyBase* m_proxy;
-    WebTaskList m_taskList;
+    WebTestRunner::WebTaskList m_taskList;
 
     DISALLOW_COPY_AND_ASSIGN(MockColorChooser);
 };
 
-}
+}  // namespace content
 
 #endif  // CONTENT_SHELL_RENDERER_TEST_RUNNER_MOCKCOLORCHOOSER_H_