Whitespace fix: remove whitespace from the end of lines.

tests/MatrixTest.cpp

 #include "Test.h"
 #include "SkMatrix.h"
 
 static bool nearly_equal_scalar(SkScalar a, SkScalar b) {
 #ifdef SK_SCALAR_IS_FLOAT
     const float tolerance = 0.000005f;
 #else
     const int32_t tolerance = 3;
 #endif
 
@@ skipping 16 matching lines @@
     return nearly_equal(m, identity);
 }
 
 static void test_flatten(skiatest::Reporter* reporter, const SkMatrix& m) {
     // add 100 in case we have a bug, I don't want to kill my stack in the test
     char buffer[SkMatrix::kMaxFlattenSize + 100];
     uint32_t size1 = m.flatten(NULL);
     uint32_t size2 = m.flatten(buffer);
     REPORTER_ASSERT(reporter, size1 == size2);
     REPORTER_ASSERT(reporter, size1 <= SkMatrix::kMaxFlattenSize);
-    
+
     SkMatrix m2;
     uint32_t size3 = m2.unflatten(buffer);
     REPORTER_ASSERT(reporter, size1 == size2);
     REPORTER_ASSERT(reporter, m == m2);
-    
+
     char buffer2[SkMatrix::kMaxFlattenSize + 100];
     size3 = m2.flatten(buffer2);
     REPORTER_ASSERT(reporter, size1 == size2);
     REPORTER_ASSERT(reporter, memcmp(buffer, buffer2, size1) == 0);
 }
 
 void TestMatrix(skiatest::Reporter* reporter) {
     SkMatrix    mat, inverse, iden1, iden2;
 
     mat.reset();
@@ skipping 59 matching lines @@
             m.set(SkMatrix::kMSkewY,  gRectStaysRectSamples[i].m10);
             m.set(SkMatrix::kMScaleY, gRectStaysRectSamples[i].m11);
             REPORTER_ASSERT(reporter,
                     m.rectStaysRect() == gRectStaysRectSamples[i].mStaysRect);
         }
     }
 }
 
 #include "TestClassDef.h"
 DEFINE_TESTCLASS("Matrix", MatrixTestClass, TestMatrix)