Bug 1377653 - part1: Get rid of WidgetKeyboardEvent::mInputMethodAppS…

…tate r=smaug

WidgetKeyboardEvent::mInputMethodAppState was used by B2G for managing keyboard event propagation state between chrome process and IME process.  Therefore, we can remove it now.

MozReview-Commit-ID: 7BwvzE8VjIR

widget/TextEvents.h

@@ -152,7 +152,6 @@ class WidgetKeyboardEvent : public WidgetInputEvent
 #endif // #ifdef XP_MACOSX
     , mKeyNameIndex(KEY_NAME_INDEX_Unidentified)
     , mCodeNameIndex(CODE_NAME_INDEX_UNKNOWN)
-    , mInputMethodAppState(eNotHandled)
     , mIsRepeat(false)
     , mIsComposing(false)
     , mIsReserved(false)
@@ -183,7 +182,6 @@ class WidgetKeyboardEvent : public WidgetInputEvent
 #endif // #ifdef XP_MACOSX
     , mKeyNameIndex(KEY_NAME_INDEX_Unidentified)
     , mCodeNameIndex(CODE_NAME_INDEX_UNKNOWN)
-    , mInputMethodAppState(eNotHandled)
     , mIsRepeat(false)
     , mIsComposing(false)
     , mIsReserved(false)
@@ -290,15 +288,6 @@ class WidgetKeyboardEvent : public WidgetInputEvent
   KeyNameIndex mKeyNameIndex;
   // DOM KeyboardEvent.code
   CodeNameIndex mCodeNameIndex;
-  // Indicates that the event is being handled by input method app
-  typedef uint8_t InputMethodAppStateType;
-  enum InputMethodAppState : InputMethodAppStateType
-  {
-    eNotHandled, // not yet handled by intput method app
-    eHandling,   // being handled by intput method app
-    eHandled     // handled by input method app
-  };
-  InputMethodAppState mInputMethodAppState;
 
   // Indicates whether the event is generated by auto repeat or not.
   // if this is keyup event, always false.
@@ -513,7 +502,6 @@ class WidgetKeyboardEvent : public WidgetInputEvent
       Assign(aEvent.mNativeCharactersIgnoringModifiers);
     mPluginTextEventString.Assign(aEvent.mPluginTextEventString);
 #endif
-    mInputMethodAppState = aEvent.mInputMethodAppState;
     mIsSynthesizedByTIP = aEvent.mIsSynthesizedByTIP;
 
     // Don't copy mEditCommandsFor*Editor because it may require a lot of

widget/nsGUIEventIPC.h

@@ -446,9 +446,6 @@ struct ParamTraits<mozilla::WidgetKeyboardEvent>
     WriteParam(aMsg, aParam.mLocation);
     WriteParam(aMsg, aParam.mUniqueId);
     WriteParam(aMsg, aParam.mIsSynthesizedByTIP);
-    WriteParam(aMsg,
-               static_cast<paramType::InputMethodAppStateType>
-                 (aParam.mInputMethodAppState));
 #ifdef XP_MACOSX
     WriteParam(aMsg, aParam.mNativeKeyCode);
     WriteParam(aMsg, aParam.mNativeModifierFlags);
@@ -472,7 +469,6 @@ struct ParamTraits<mozilla::WidgetKeyboardEvent>
   {
     mozilla::KeyNameIndexType keyNameIndex = 0;
     mozilla::CodeNameIndexType codeNameIndex = 0;
-    paramType::InputMethodAppStateType inputMethodAppState = 0;
     if (ReadParam(aMsg, aIter,
                   static_cast<mozilla::WidgetInputEvent*>(aResult)) &&
         ReadParam(aMsg, aIter, &keyNameIndex) &&
@@ -489,7 +485,6 @@ struct ParamTraits<mozilla::WidgetKeyboardEvent>
         ReadParam(aMsg, aIter, &aResult->mLocation) &&
         ReadParam(aMsg, aIter, &aResult->mUniqueId) &&
         ReadParam(aMsg, aIter, &aResult->mIsSynthesizedByTIP) &&
-        ReadParam(aMsg, aIter, &inputMethodAppState) &&
 #ifdef XP_MACOSX
         ReadParam(aMsg, aIter, &aResult->mNativeKeyCode) &&
         ReadParam(aMsg, aIter, &aResult->mNativeModifierFlags) &&
@@ -510,8 +505,6 @@ struct ParamTraits<mozilla::WidgetKeyboardEvent>
       aResult->mCodeNameIndex =
         static_cast<mozilla::CodeNameIndex>(codeNameIndex);
       aResult->mNativeKeyEvent = nullptr;
-      aResult->mInputMethodAppState =
-        static_cast<paramType::InputMethodAppState>(inputMethodAppState);
       return true;
     }
     return false;