clang-format all pdfium code.

fpdfsdk/src/formfiller/FFL_PushButton.cpp

Index: fpdfsdk/src/formfiller/FFL_PushButton.cpp
diff --git a/fpdfsdk/src/formfiller/FFL_PushButton.cpp b/fpdfsdk/src/formfiller/FFL_PushButton.cpp
index a5df48840cf17a11acf8d3d16b1174d9fec40eb9..533d7861772ef7ddcda8693d111a2e6ec2917ac4 100644
--- a/fpdfsdk/src/formfiller/FFL_PushButton.cpp
+++ b/fpdfsdk/src/formfiller/FFL_PushButton.cpp
@@ -8,36 +8,33 @@
 #include "../../include/formfiller/FFL_FormFiller.h"
 #include "../../include/formfiller/FFL_PushButton.h"
 
-/* ------------------------------- CFFL_PushButton ------------------------------- */
+/* ------------------------------- CFFL_PushButton
+ * ------------------------------- */
 
-CFFL_PushButton::CFFL_PushButton(CPDFDoc_Environment* pApp, CPDFSDK_Annot* pAnnot):
-	CFFL_Button( pApp, pAnnot)
-{
-}
+CFFL_PushButton::CFFL_PushButton(CPDFDoc_Environment* pApp,
+                                 CPDFSDK_Annot* pAnnot)
+    : CFFL_Button(pApp, pAnnot) {}
 
-CFFL_PushButton::~CFFL_PushButton()
-{
-}
+CFFL_PushButton::~CFFL_PushButton() {}
 
-CPWL_Wnd* CFFL_PushButton::NewPDFWindow(const PWL_CREATEPARAM& cp, CPDFSDK_PageView* pPageView)
-{
-	CPWL_PushButton* pWnd = new CPWL_PushButton();
-	pWnd->Create(cp);
+CPWL_Wnd* CFFL_PushButton::NewPDFWindow(const PWL_CREATEPARAM& cp,
+                                        CPDFSDK_PageView* pPageView) {
+  CPWL_PushButton* pWnd = new CPWL_PushButton();
+  pWnd->Create(cp);
 
-	return pWnd;
+  return pWnd;
 }
 
-
-FX_BOOL	CFFL_PushButton::OnChar(CPDFSDK_Annot* pAnnot, FX_UINT nChar, FX_UINT nFlags)
-{
-	return CFFL_FormFiller::OnChar(pAnnot, nChar, nFlags);
+FX_BOOL CFFL_PushButton::OnChar(CPDFSDK_Annot* pAnnot,
+                                FX_UINT nChar,
+                                FX_UINT nFlags) {
+  return CFFL_FormFiller::OnChar(pAnnot, nChar, nFlags);
 }
 
-void CFFL_PushButton::OnDraw(CPDFSDK_PageView *pPageView,  CPDFSDK_Annot* pAnnot,
-							 CFX_RenderDevice* pDevice, CPDF_Matrix* pUser2Device,
-							 FX_DWORD dwFlags)
-{
-	CFFL_Button::OnDraw(pPageView, pAnnot, pDevice, pUser2Device, dwFlags);
+void CFFL_PushButton::OnDraw(CPDFSDK_PageView* pPageView,
+                             CPDFSDK_Annot* pAnnot,
+                             CFX_RenderDevice* pDevice,
+                             CPDF_Matrix* pUser2Device,
+                             FX_DWORD dwFlags) {
+  CFFL_Button::OnDraw(pPageView, pAnnot, pDevice, pUser2Device, dwFlags);
 }
-
-