Cleanup: Better constify some strings in chrome/browser/{chromeos,extensions}.

chrome/browser/chromeos/input_method/input_method_engine.cc

Index: chrome/browser/chromeos/input_method/input_method_engine.cc
diff --git a/chrome/browser/chromeos/input_method/input_method_engine.cc b/chrome/browser/chromeos/input_method/input_method_engine.cc
index 6a1dfed608643405d1c99c73cd16b58c294bf7c2..ee15c7c0c291fa8391dd9d2deb74b450031c6834 100644
--- a/chrome/browser/chromeos/input_method/input_method_engine.cc
+++ b/chrome/browser/chromeos/input_method/input_method_engine.cc
@@ -39,12 +39,13 @@
 #endif
 
 namespace chromeos {
-const char* kErrorNotActive = "IME is not active";
-const char* kErrorWrongContext = "Context is not active";
-const char* kCandidateNotFound = "Candidate not found";
 
 namespace {
 
+const char kErrorNotActive[] = "IME is not active";
+const char kErrorWrongContext[] = "Context is not active";
+const char kCandidateNotFound[] = "Candidate not found";
+
 // Notifies InputContextHandler that the composition is changed.
 void UpdateComposition(const CompositionText& composition_text,
                        uint32 cursor_pos,
@@ -620,7 +621,7 @@ void InputMethodEngine::ProcessKeyEvent(
     const ui::KeyEvent& key_event,
     const KeyEventDoneCallback& callback) {
 
-  KeyEventDoneCallback *handler = new KeyEventDoneCallback();
+  KeyEventDoneCallback* handler = new KeyEventDoneCallback();
   *handler = callback;
 
   KeyboardEvent ext_event;