chrome/browser/ui: Put browser_dialogs.h into chrome namespace.

chrome/browser/ui/cocoa/about_ipc_dialog.mm

Index: chrome/browser/ui/cocoa/about_ipc_dialog.mm
diff --git a/chrome/browser/ui/cocoa/about_ipc_dialog.mm b/chrome/browser/ui/cocoa/about_ipc_dialog.mm
index 6cf14b1804a309bf3abb3a5516103d6189bb2abb..0d666808b13b882bff010ddb2c1bac9970f66aaf 100644
--- a/chrome/browser/ui/cocoa/about_ipc_dialog.mm
+++ b/chrome/browser/ui/cocoa/about_ipc_dialog.mm
@@ -3,12 +3,12 @@
 // found in the LICENSE file.
 
 #include "chrome/browser/ui/browser_dialogs.h"
-#include "chrome/browser/ui/cocoa/about_ipc_dialog.h"
 #include "chrome/browser/ui/cocoa/about_ipc_controller.h"
+#include "chrome/browser/ui/cocoa/about_ipc_dialog.h"
 
 #if defined(IPC_MESSAGE_LOG_ENABLED)
 
-namespace browser {
+namespace chrome {
 
 void ShowAboutIPCDialog() {
   // The controller gets deallocated when then window is closed,
@@ -17,7 +17,7 @@ void ShowAboutIPCDialog() {
   [[controller window] makeKeyAndOrderFront:controller];
 }
 
-}  // namespace browser
+}  // namespace chrome
 
 void AboutIPCBridge::Log(const IPC::LogData& data) {
   CocoaLogData* cocoa_data = [[CocoaLogData alloc] initWithLogData:data];