upper case function name

Author: hellohuanlin

shell/platform/darwin/ios/framework/Source/FlutterEngine.mm

@@ -1008,7 +1008,7 @@ - (void)flutterTextInputViewDidResignFirstResponder:(FlutterTextInputView*)textI
   // Have to check in the next run loop, because iOS requests the previous first responder to
   // resign before requesting the next view to become first responder.
   dispatch_async(dispatch_get_main_queue(), ^(void) {
-    long platform_view_id = self.platformViewsController->findFirstResponderPlatformViewId();
+    long platform_view_id = self.platformViewsController->FindFirstResponderPlatformViewId();
     if (platform_view_id == -1) {
       return;
     }

shell/platform/darwin/ios/framework/Source/FlutterPlatformViews.mm

@@ -342,7 +342,7 @@ - (BOOL)hasFirstResponderInViewHierarchySubtree {
   return [touch_interceptors_[view_id].get() embeddedView];
 }
 
-long FlutterPlatformViewsController::findFirstResponderPlatformViewId() {
+long FlutterPlatformViewsController::FindFirstResponderPlatformViewId() {
   for (auto const& [id, root_view] : root_views_) {
     if ([(UIView*)root_view.get() hasFirstResponderInViewHierarchySubtree]) {
       return id;

shell/platform/darwin/ios/framework/Source/FlutterPlatformViews_Internal.h

@@ -179,7 +179,7 @@ class FlutterPlatformViewsController {
 
   // Returns the platform view id if the platform view (or any of its descendant view) is the first
   // responder. Returns -1 if no such platform view is found.
-  long findFirstResponderPlatformViewId();
+  long FindFirstResponderPlatformViewId();
 
  private:
   static const size_t kMaxLayerAllocations = 2;