Create ChromeWebView Framework.

ios/web_view/internal/web_view_web_main_parts.mm

Index: ios/web_view/internal/web_view_web_main_parts.mm
diff --git a/ios/web_view/internal/web_view_web_main_parts.mm b/ios/web_view/internal/web_view_web_main_parts.mm
index 3b98e727ea3b3158e56dad1ff8d6816445319788..651d35766b3d5e93b8bd3e1174de9e1dcce2a538 100644
--- a/ios/web_view/internal/web_view_web_main_parts.mm
+++ b/ios/web_view/internal/web_view_web_main_parts.mm
@@ -4,12 +4,16 @@
 
 #import "ios/web_view/internal/web_view_web_main_parts.h"
 
+#import <Foundation/Foundation.h>
+
 #include "base/base_paths.h"
+#import "base/mac/bundle_locations.h"
 #include "base/memory/ptr_util.h"
 #include "base/path_service.h"
 #include "components/translate/core/browser/translate_download_manager.h"
 #include "ios/web_view/internal/web_view_browser_state.h"
 #import "ios/web_view/public/cwv_delegate.h"
+#import "ios/web_view/public/cwv_web_view.h"
 #include "ui/base/l10n/l10n_util_mac.h"
 #include "ui/base/resource/resource_bundle.h"
 
@@ -26,6 +30,9 @@ WebViewWebMainParts::WebViewWebMainParts(id<CWVDelegate> delegate) {
 WebViewWebMainParts::~WebViewWebMainParts() = default;
 
 void WebViewWebMainParts::PreMainMessageLoopRun() {
+  base::mac::SetOverrideFrameworkBundle(
+      [NSBundle bundleForClass:[CWVWebView class]]);
+
   // Initialize resources.
   l10n_util::OverrideLocaleWithCocoaLocale();
   ui::ResourceBundle::InitSharedInstanceWithLocale(