Remove unnecessary JSContextGetGlobalContext call

Reviewed By: majak, alexeylang

Differential Revision: D3871178

fbshipit-source-id: 4a6dff7cce233e9bc2e2a80858774a2e6af6b67d

React/Executors/RCTJSCExecutor.mm

@@ -582,15 +582,14 @@ static void installBasicSynchronousHooksOnContext(JSContext *context)
 
     RCTJSCWrapper *jscWrapper = strongSelf->_jscWrapper;
     JSContext *context = strongSelf->_context.context;
-    JSGlobalContextRef ctx = context.JSGlobalContextRef;
-    JSGlobalContextRef contextJSRef = jscWrapper->JSContextGetGlobalContext(ctx);
+    JSGlobalContextRef contextJSRef = context.JSGlobalContextRef;
 
     // get the BatchedBridge object
     JSValueRef errorJSRef = NULL;
     JSValueRef batchedBridgeRef = strongSelf->_batchedBridgeRef;
     if (!batchedBridgeRef) {
       JSStringRef moduleNameJSStringRef = jscWrapper->JSStringCreateWithUTF8CString("__fbBatchedBridge");
-      JSObjectRef globalObjectJSRef = jscWrapper->JSContextGetGlobalObject(ctx);
+      JSObjectRef globalObjectJSRef = jscWrapper->JSContextGetGlobalObject(contextJSRef);
       batchedBridgeRef = jscWrapper->JSObjectGetProperty(contextJSRef, globalObjectJSRef, moduleNameJSStringRef, &errorJSRef);
       jscWrapper->JSStringRelease(moduleNameJSStringRef);
       strongSelf->_batchedBridgeRef = batchedBridgeRef;

React/Executors/RCTJSCWrapper.h

@@ -11,13 +11,10 @@
 
 #import "RCTDefines.h"
 
-typedef JSStringRef (*JSValueToStringCopyFuncType)(JSContextRef, JSValueRef, JSValueRef *);
 typedef JSStringRef (*JSStringCreateWithCFStringFuncType)(CFStringRef);
-typedef CFStringRef (*JSStringCopyCFStringFuncType)(CFAllocatorRef, JSStringRef);
 typedef JSStringRef (*JSStringCreateWithUTF8CStringFuncType)(const char *);
 typedef void (*JSStringReleaseFuncType)(JSStringRef);
 typedef void (*JSGlobalContextSetNameFuncType)(JSGlobalContextRef, JSStringRef);
-typedef JSGlobalContextRef (*JSContextGetGlobalContextFuncType)(JSContextRef);
 typedef void (*JSObjectSetPropertyFuncType)(JSContextRef, JSObjectRef, JSStringRef, JSValueRef, JSPropertyAttributes, JSValueRef *);
 typedef JSObjectRef (*JSContextGetGlobalObjectFuncType)(JSContextRef);
 typedef JSValueRef (*JSObjectGetPropertyFuncType)(JSContextRef, JSObjectRef, JSStringRef, JSValueRef *);
@@ -31,13 +28,10 @@ typedef JSValueRef (*JSEvaluateScriptFuncType)(JSContextRef, JSStringRef, JSObje
 typedef void (*configureJSContextForIOSFuncType)(JSContextRef ctx, const char *cacheDir);
 
 typedef struct RCTJSCWrapper {
-  JSValueToStringCopyFuncType JSValueToStringCopy;
   JSStringCreateWithCFStringFuncType JSStringCreateWithCFString;
-  JSStringCopyCFStringFuncType JSStringCopyCFString;
   JSStringCreateWithUTF8CStringFuncType JSStringCreateWithUTF8CString;
   JSStringReleaseFuncType JSStringRelease;
   JSGlobalContextSetNameFuncType JSGlobalContextSetName;
-  JSContextGetGlobalContextFuncType JSContextGetGlobalContext;
   JSObjectSetPropertyFuncType JSObjectSetProperty;
   JSContextGetGlobalObjectFuncType JSContextGetGlobalObject;
   JSObjectGetPropertyFuncType JSObjectGetProperty;

React/Executors/RCTJSCWrapper.mm

@@ -44,13 +44,10 @@ static void *RCTCustomLibraryHandler(void)
 
 static void RCTSetUpSystemLibraryPointers(RCTJSCWrapper *wrapper)
 {
-  wrapper->JSValueToStringCopy = JSValueToStringCopy;
   wrapper->JSStringCreateWithCFString = JSStringCreateWithCFString;
-  wrapper->JSStringCopyCFString = JSStringCopyCFString;
   wrapper->JSStringCreateWithUTF8CString = JSStringCreateWithUTF8CString;
   wrapper->JSStringRelease = JSStringRelease;
   wrapper->JSGlobalContextSetName = JSGlobalContextSetName;
-  wrapper->JSContextGetGlobalContext = JSContextGetGlobalContext;
   wrapper->JSObjectSetProperty = JSObjectSetProperty;
   wrapper->JSContextGetGlobalObject = JSContextGetGlobalObject;
   wrapper->JSObjectGetProperty = JSObjectGetProperty;
@@ -74,13 +71,10 @@ static void RCTSetUpCustomLibraryPointers(RCTJSCWrapper *wrapper)
     return;
   }
 
-  wrapper->JSValueToStringCopy = (JSValueToStringCopyFuncType)dlsym(libraryHandle, "JSValueToStringCopy");
   wrapper->JSStringCreateWithCFString = (JSStringCreateWithCFStringFuncType)dlsym(libraryHandle, "JSStringCreateWithCFString");
-  wrapper->JSStringCopyCFString = (JSStringCopyCFStringFuncType)dlsym(libraryHandle, "JSStringCopyCFString");
   wrapper->JSStringCreateWithUTF8CString = (JSStringCreateWithUTF8CStringFuncType)dlsym(libraryHandle, "JSStringCreateWithUTF8CString");
   wrapper->JSStringRelease = (JSStringReleaseFuncType)dlsym(libraryHandle, "JSStringRelease");
   wrapper->JSGlobalContextSetName = (JSGlobalContextSetNameFuncType)dlsym(libraryHandle, "JSGlobalContextSetName");
-  wrapper->JSContextGetGlobalContext = (JSContextGetGlobalContextFuncType)dlsym(libraryHandle, "JSContextGetGlobalContext");
   wrapper->JSObjectSetProperty = (JSObjectSetPropertyFuncType)dlsym(libraryHandle, "JSObjectSetProperty");
   wrapper->JSContextGetGlobalObject = (JSContextGetGlobalObjectFuncType)dlsym(libraryHandle, "JSContextGetGlobalObject");
   wrapper->JSObjectGetProperty = (JSObjectGetPropertyFuncType)dlsym(libraryHandle, "JSObjectGetProperty");