Turn on bitcode for integration tests and add-to-app templates (#44633)

dev/integration_tests/ios_add2app/ios_add2app.xcodeproj/project.pbxproj

@@ -491,7 +491,6 @@
 				CODE_SIGN_IDENTITY = "iPhone Developer";
 				COPY_PHASE_STRIP = NO;
 				DEBUG_INFORMATION_FORMAT = dwarf;
-				ENABLE_BITCODE = NO;
 				ENABLE_STRICT_OBJC_MSGSEND = YES;
 				ENABLE_TESTABILITY = YES;
 				GCC_C_LANGUAGE_STANDARD = gnu11;
@@ -558,7 +557,6 @@
 				CODE_SIGN_IDENTITY = "iPhone Developer";
 				COPY_PHASE_STRIP = NO;
 				DEBUG_INFORMATION_FORMAT = "dwarf-with-dsym";
-				ENABLE_BITCODE = NO;
 				ENABLE_NS_ASSERTIONS = NO;
 				ENABLE_STRICT_OBJC_MSGSEND = YES;
 				GCC_C_LANGUAGE_STANDARD = gnu11;

dev/integration_tests/ios_host_app/Host.xcodeproj/project.pbxproj

@@ -220,7 +220,6 @@
 				CODE_SIGN_IDENTITY = "iPhone Developer";
 				COPY_PHASE_STRIP = NO;
 				DEBUG_INFORMATION_FORMAT = dwarf;
-				ENABLE_BITCODE = NO;
 				ENABLE_STRICT_OBJC_MSGSEND = YES;
 				ENABLE_TESTABILITY = YES;
 				GCC_C_LANGUAGE_STANDARD = gnu11;
@@ -280,7 +279,6 @@
 				CODE_SIGN_IDENTITY = "iPhone Developer";
 				COPY_PHASE_STRIP = NO;
 				DEBUG_INFORMATION_FORMAT = "dwarf-with-dsym";
-				ENABLE_BITCODE = NO;
 				ENABLE_NS_ASSERTIONS = NO;
 				ENABLE_STRICT_OBJC_MSGSEND = YES;
 				GCC_C_LANGUAGE_STANDARD = gnu11;

dev/integration_tests/ios_host_app_swift/Host.xcodeproj/project.pbxproj

@@ -287,7 +287,6 @@
 				CLANG_WARN__DUPLICATE_METHOD_MATCH = YES;
 				COPY_PHASE_STRIP = NO;
 				DEBUG_INFORMATION_FORMAT = dwarf;
-				ENABLE_BITCODE = NO;
 				ENABLE_STRICT_OBJC_MSGSEND = YES;
 				ENABLE_TESTABILITY = YES;
 				GCC_C_LANGUAGE_STANDARD = gnu11;
@@ -349,7 +348,6 @@
 				COPY_PHASE_STRIP = NO;
 				DEBUG_INFORMATION_FORMAT = "dwarf-with-dsym";
 				ENABLE_NS_ASSERTIONS = NO;
-				ENABLE_BITCODE = NO;
 				ENABLE_STRICT_OBJC_MSGSEND = YES;
 				GCC_C_LANGUAGE_STANDARD = gnu11;
 				GCC_NO_COMMON_BLOCKS = YES;

packages/flutter_tools/templates/module/ios/host_app_editable_cocoapods/Config.tmpl/Flutter.xcconfig

 #include "../../.ios/Flutter/Generated.xcconfig"
-ENABLE_BITCODE=NO

packages/flutter_tools/templates/module/ios/host_app_ephemeral/Config.tmpl/Flutter.xcconfig

 #include "../Flutter/Generated.xcconfig"
-ENABLE_BITCODE=NO

packages/flutter_tools/templates/module/ios/host_app_ephemeral/Runner.xcodeproj.tmpl/project.pbxproj.tmpl

@@ -307,7 +307,6 @@
 			buildSettings = {
 				ASSETCATALOG_COMPILER_APPICON_NAME = AppIcon;
 				CURRENT_PROJECT_VERSION = "$(FLUTTER_BUILD_NUMBER)";
-				ENABLE_BITCODE = NO;
 				FRAMEWORK_SEARCH_PATHS = (
 					"$(inherited)",
 					"$(PROJECT_DIR)/Flutter",
@@ -436,7 +435,6 @@
 			buildSettings = {
 				ASSETCATALOG_COMPILER_APPICON_NAME = AppIcon;
 				CURRENT_PROJECT_VERSION = "$(FLUTTER_BUILD_NUMBER)";
-				ENABLE_BITCODE = NO;
 				FRAMEWORK_SEARCH_PATHS = (
 					"$(inherited)",
 					"$(PROJECT_DIR)/Flutter",
@@ -460,7 +458,6 @@
 			buildSettings = {
 				ASSETCATALOG_COMPILER_APPICON_NAME = AppIcon;
 				CURRENT_PROJECT_VERSION = "$(FLUTTER_BUILD_NUMBER)";
-				ENABLE_BITCODE = NO;
 				FRAMEWORK_SEARCH_PATHS = (
 					"$(inherited)",
 					"$(PROJECT_DIR)/Flutter",

packages/flutter_tools/templates/module/ios/host_app_ephemeral_cocoapods/Podfile.copy.tmpl

@@ -19,9 +19,6 @@ post_install do |installer|
         file.settings = { 'ATTRIBUTES' => ['Public'] }
       end
     end
-    target.build_configurations.each do |config|
-      config.build_settings['ENABLE_BITCODE'] = 'NO'
-    end
   end
 end