PPAPI: Use clang-format on ppapi/shared_impl

ppapi/shared_impl/platform_file.cc

Index: ppapi/shared_impl/platform_file.cc
diff --git a/ppapi/shared_impl/platform_file.cc b/ppapi/shared_impl/platform_file.cc
index fe9c2ff6bd39666c6be9e1303500e02001bd5407..0bdd5db7f8ea879051d7fbcdc309bdd46ef4b1c4 100644
--- a/ppapi/shared_impl/platform_file.cc
+++ b/ppapi/shared_impl/platform_file.cc
@@ -14,7 +14,7 @@ base::PlatformFile IntToPlatformFile(int32_t handle) {
 #elif defined(OS_POSIX)
   return handle;
 #else
-  #error Not implemented.
+#error Not implemented.
 #endif
 }
 
@@ -24,7 +24,7 @@ int32_t PlatformFileToInt(base::PlatformFile handle) {
 #elif defined(OS_POSIX)
   return handle;
 #else
-  #error Not implemented.
+#error Not implemented.
 #endif
 }