[clang-tools-extra] Format sources with clang-format. NFC.

Summary:
Ran clang-format on all .c/.cpp/.h files in clang-tools-extra.
Excluded the test, unittests, clang-reorder-fields, include-fixer, modularize and pptrace directories.

Reviewers: klimek, alexfh

Subscribers: nemanjai

Tags: #clang-tools-extra

Differential Revision: https://reviews.llvm.org/D26329

llvm-svn: 286221
diff --git a/clang-tools-extra/clang-tidy/utils/UsingInserter.cpp b/clang-tools-extra/clang-tidy/utils/UsingInserter.cpp
index c0746af..e7200c9 100644
--- a/clang-tools-extra/clang-tidy/utils/UsingInserter.cpp
+++ b/clang-tools-extra/clang-tidy/utils/UsingInserter.cpp
@@ -68,7 +68,8 @@
   if (HasConflictingDeclaration || HasConflictingDeclRef)
     return None;
 
-  std::string Declaration = (llvm::Twine("\nusing ") + QualifiedName + ";").str();
+  std::string Declaration =
+      (llvm::Twine("\nusing ") + QualifiedName + ";").str();
 
   AddedUsing.emplace(std::make_pair(Function, QualifiedName.str()));
   return FixItHint::CreateInsertion(InsertLoc, Declaration);