[wasm] Fix minor ternary mistake.

src/wasm/wasm-module.cc

 // Copyright 2015 the V8 project authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #include <memory>
 
 #include "src/base/atomic-utils.h"
 #include "src/code-stubs.h"
 
 #include "src/macro-assembler.h"
@@ skipping 1441 matching lines @@
           *GetRawGlobalPtr<double>(global, globals) = global.init.val.f64_const;
           break;
         case WasmInitExpr::kGlobalIndex: {
           // Initialize with another global.
           uint32_t new_offset = global.offset;
           uint32_t old_offset =
               module_->globals[global.init.val.global_index].offset;
           TRACE("init [globals+%u] = [globals+%d]\n", global.offset,
                 old_offset);
           size_t size = (global.type == kAstI64 || global.type == kAstF64)
-                            ? size = sizeof(double)
+                            ? sizeof(double)
                             : sizeof(int32_t);
           memcpy(raw_buffer_ptr(globals, new_offset),
                  raw_buffer_ptr(globals, old_offset), size);
           break;
         }
         case WasmInitExpr::kNone:
           // Happens with imported globals.
           break;
         default:
           UNREACHABLE();
@@ skipping 508 matching lines @@
     CHECK_NOT_NULL(result.val);
     module = const_cast<WasmModule*>(result.val);
   }
 
   Handle<WasmModuleWrapper> module_wrapper =
       WasmModuleWrapper::New(isolate, module);
 
   compiled_module->set_module_wrapper(module_wrapper);
   DCHECK(WasmCompiledModule::IsWasmCompiledModule(*compiled_module));
 }