[ios] Convert GN libs lists to frameworks in //ios/third_party.

GN recently added support for Apple frameworks to link, rather than
overloading the libs lists. This pulls .frameworks out of the libs
lists, so that GN can stop supporting .frameworks in libs in the
future.

Bug: 1052560
Change-Id: Ib09490abc81fa0988b8e2428b3946edd6f468c79
Reviewed-on: https://chromium-review.googlesource.com/c/chromium/src/+/2277727
Commit-Queue: Sylvain Defresne <sdefresne@chromium.org>
Commit-Queue: Olivier Robin <olivierrobin@chromium.org>
Auto-Submit: Sylvain Defresne <sdefresne@chromium.org>
Reviewed-by: Olivier Robin <olivierrobin@chromium.org>
Cr-Commit-Position: refs/heads/master@{#784372}

ios/third_party/earl_grey2/BUILD.gn

@@ -142,7 +142,7 @@ source_set("common_lib") {
 
   public_configs = [ ":config" ]
 
-  libs = [ "UIKit.framework" ]
+  frameworks = [ "UIKit.framework" ]
 
   configs -= [
     "//build/config/gcc:symbol_visibility_hidden",
@@ -211,7 +211,7 @@ source_set("ui_lib") {
 
   public_configs = [ ":config" ]
 
-  libs = [
+  frameworks = [
     "QuartzCore.framework",
     "UIKit.framework",
   ]
@@ -396,7 +396,7 @@ ios_framework_bundle("app_framework") {
 
   public_headers = [ "src/AppFramework/EarlGreyApp/EarlGreyApp.h" ]
 
-  libs = [
+  frameworks = [
     "CoreData.framework",
     "CoreGraphics.framework",
     "Foundation.framework",
@@ -486,7 +486,7 @@ source_set("test_lib") {
     ":test_lib_shared_headers",
   ]
 
-  libs = [
+  frameworks = [
     "CoreData.framework",
     "CoreGraphics.framework",
     "Foundation.framework",

ios/third_party/gtx/BUILD.gn

@@ -86,7 +86,7 @@ ios_framework_bundle("gtx") {
   ]
   deps = [ "//build/config/ios:xctest" ]
 
-  libs = [
+  frameworks = [
     "CoreGraphics.framework",
     "Foundation.framework",
     "QuartzCore.framework",

ios/third_party/material_internationalization_ios/BUILD.gn

@@ -30,7 +30,7 @@ source_set("material_internationalization_ios") {
     "src/Sources/UIView+MaterialRTL.h",
   ]
 
-  libs = [
+  frameworks = [
     "CoreImage.framework",
     "UIKit.framework",
   ]

ios/third_party/motion_animator_objc/BUILD.gn

@@ -44,7 +44,7 @@ source_set("motion_animator_objc") {
     "src/src/MotionAnimator.h",
   ]
 
-  libs = [
+  frameworks = [
     "CoreGraphics.framework",
     "Foundation.framework",
     "QuartzCore.framework",

ios/third_party/motion_interchange_objc/BUILD.gn

@@ -50,7 +50,7 @@ source_set("motion_interchange_objc") {
     "src/src/MotionInterchange.h",
   ]
 
-  libs = [
+  frameworks = [
     "CoreGraphics.framework",
     "Foundation.framework",
     "QuartzCore.framework",

ios/third_party/motion_transitioning_objc/BUILD.gn

@@ -41,7 +41,7 @@ source_set("motion_transitioning_objc") {
     "src/src/UIViewController+TransitionController.h",
   ]
 
-  libs = [
+  frameworks = [
     "CoreGraphics.framework",
     "Foundation.framework",
   ]

ios/third_party/ochamcrest/BUILD.gn

@@ -247,7 +247,7 @@ ios_framework_bundle("ochamcrest") {
     "src/Source/OCHamcrest.h",
   ]
 
-  libs = [
+  frameworks = [
     "Foundation.framework",
     "UIKit.framework",
   ]