Move Pickle to base namespace.

android_webview/native/state_serializer.h

Index: android_webview/native/state_serializer.h
diff --git a/android_webview/native/state_serializer.h b/android_webview/native/state_serializer.h
index 3dc6181b582f78d3ed7d79e692496c10a22f7e8a..b220ccfb5f0119c7aa184f9db589f7cdbc0b8fa9 100644
--- a/android_webview/native/state_serializer.h
+++ b/android_webview/native/state_serializer.h
@@ -7,9 +7,13 @@
 
 #include "base/compiler_specific.h"
 
+namespace base {
+
 class Pickle;
 class PickleIterator;
 
+}  // namespace base
+
 namespace content {
 
 class NavigationEntry;
@@ -24,23 +28,24 @@ namespace android_webview {
 
 // Note that |pickle| may be changed even if function returns false.
 bool WriteToPickle(const content::WebContents& web_contents,
-                   Pickle* pickle) WARN_UNUSED_RESULT;
+                   base::Pickle* pickle) WARN_UNUSED_RESULT;
 
 // |web_contents| will not be modified if function returns false.
-bool RestoreFromPickle(PickleIterator* iterator,
+bool RestoreFromPickle(base::PickleIterator* iterator,
                        content::WebContents* web_contents) WARN_UNUSED_RESULT;
 
 
 namespace internal {
+
 // Functions below are individual helper functiosn called by functions above.
 // They are broken up for unit testing, and should not be called out side of
 // tests.
-bool WriteHeaderToPickle(Pickle* pickle) WARN_UNUSED_RESULT;
-bool RestoreHeaderFromPickle(PickleIterator* iterator) WARN_UNUSED_RESULT;
+bool WriteHeaderToPickle(base::Pickle* pickle) WARN_UNUSED_RESULT;
+bool RestoreHeaderFromPickle(base::PickleIterator* iterator) WARN_UNUSED_RESULT;
 bool WriteNavigationEntryToPickle(const content::NavigationEntry& entry,
-                                  Pickle* pickle) WARN_UNUSED_RESULT;
+                                  base::Pickle* pickle) WARN_UNUSED_RESULT;
 bool RestoreNavigationEntryFromPickle(
-    PickleIterator* iterator,
+    base::PickleIterator* iterator,
     content::NavigationEntry* entry) WARN_UNUSED_RESULT;
 
 }  // namespace interanl